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                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                              Washington, DC 20549

                                  SCHEDULE 13G

                    Under the Securities Exchange Act of 1934
                               (Amendment No. 2 )*


                         CSG Systems International, Inc.
--------------------------------------------------------------------------------
                                (Name of Issuer)


                     Common Stock, par value $0.01 per share
--------------------------------------------------------------------------------
                         (Title of Class of Securities)


                                    126349109
--------------------------------------------------------------------------------
                                 (CUSIP Number)


                                December 31, 2004
--------------------------------------------------------------------------------
             (Date of Event which Requires Filing of this Statement)


Check the appropriate box to designate the rule pursuant to which this Schedule
is filed:

|_|      Rule 13d-1(b)
|X|      Rule 13d-1(c)
|_|      Rule 13d-1(d)

* The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities, and
for any subsequent amendment containing information which would alter the
disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the Securities Exchange Act of
1934 ("Act") or otherwise subject to the liabilities of that section of the Act
but shall be subject to all other provisions of the Act (however, see the
Notes).

                         (Continued on following pages)
                               Page 1 of 27 Pages






                                       13G
===================
CUSIP No. 126349109
===================

------------====================================================================
            NAMES OF REPORTING PERSONS
    1       I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

            Farallon Capital Partners, L.P.
------------====================================================================
            CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
                                                              (a) [   ]
                                                              (b) [ X ]**
    2
                  **       The  reporting  persons  making  this  filing hold an
                           aggregate  of  574,075  Shares,  which is 1.1% of the
                           class of  securities.  The  reporting  person on this
                           cover page,  however,  is a beneficial  owner only of
                           the securities reported by it on this cover page.
------------====================================================================
    3       SEC USE ONLY

------------====================================================================
            CITIZENSHIP OR PLACE OF ORGANIZATION
    4
            California
------------====================================================================
                                SOLE VOTING POWER
      NUMBER OF         5
                                -0-
                    ------------================================================
       SHARES                   SHARED VOTING POWER
    BENEFICIALLY        6
      OWNED BY                  113,100
                    ------------================================================
                                SOLE DISPOSITIVE POWER
        EACH            7
                                -0-
                    ------------================================================
      REPORTING                 SHARED DISPOSITIVE POWER
     PERSON WITH        8
                                113,100
------------====================================================================
            AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
    9
            113,100
------------====================================================================
            CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
    10      CERTAIN SHARES (See Instructions)                     [   ]

------------====================================================================
            PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
    11
            0.2%
------------====================================================================
            TYPE OF REPORTING PERSON (See Instructions)
    12
            PN
------------====================================================================



                               Page 2 of 27 Pages






                                       13G
===================
CUSIP No. 126349109
===================

------------====================================================================
            NAMES OF REPORTING PERSONS
    1       I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

            Farallon Capital Institutional Partners, L.P.
------------====================================================================
            CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
                                                              (a) [   ]
                                                              (b) [ X ]**
    2
                  **       The  reporting  persons  making  this  filing hold an
                           aggregate  of  574,075  Shares,  which is 1.1% of the
                           class of  securities.  The  reporting  person on this
                           cover page,  however,  is a beneficial  owner only of
                           the securities reported by it on this cover page.
------------====================================================================
    3       SEC USE ONLY

------------====================================================================
            CITIZENSHIP OR PLACE OF ORGANIZATION
    4
            California
------------====================================================================
                                SOLE VOTING POWER
      NUMBER OF         5
                                -0-
                    ------------================================================
       SHARES                   SHARED VOTING POWER
    BENEFICIALLY        6
      OWNED BY                  105,700
                    ------------================================================
                                SOLE DISPOSITIVE POWER
        EACH            7
                                -0-
                    ------------================================================
      REPORTING                 SHARED DISPOSITIVE POWER
     PERSON WITH        8
                                105,700
------------====================================================================
            AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
    9
            105,700
------------====================================================================
            CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
    10      CERTAIN SHARES (See Instructions)                     [   ]

------------====================================================================
            PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
    11
            0.2%
------------====================================================================
            TYPE OF REPORTING PERSON (See Instructions)
    12
            PN
------------====================================================================



                               Page 3 of 27 Pages






                                       13G
===================
CUSIP No. 126349109
===================

------------====================================================================
            NAMES OF REPORTING PERSONS
    1       I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

            Farallon Capital Institutional Partners II, L.P.
------------====================================================================
            CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
                                                              (a) [   ]
                                                              (b) [ X ]**
    2
                  **       The  reporting  persons  making  this  filing hold an
                           aggregate  of  574,075  Shares,  which is 1.1% of the
                           class of  securities.  The  reporting  person on this
                           cover page,  however,  is a beneficial  owner only of
                           the securities reported by it on this cover page.
------------====================================================================
    3       SEC USE ONLY

------------====================================================================
            CITIZENSHIP OR PLACE OF ORGANIZATION
    4
            California
------------====================================================================
                                SOLE VOTING POWER
      NUMBER OF         5
                                -0-
                    ------------================================================
       SHARES                   SHARED VOTING POWER
    BENEFICIALLY        6
      OWNED BY                  11,400
                    ------------================================================
                                SOLE DISPOSITIVE POWER
        EACH            7
                                -0-
                    ------------================================================
      REPORTING                 SHARED DISPOSITIVE POWER
     PERSON WITH        8
                                11,400
------------====================================================================
            AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
    9
            11,400
------------====================================================================
            CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
    10      CERTAIN SHARES (See Instructions)                     [   ]

------------====================================================================
            PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
    11
            0.0%
------------====================================================================
            TYPE OF REPORTING PERSON (See Instructions)
    12
            PN
------------====================================================================



                               Page 4 of 27 Pages






                                       13G
===================
CUSIP No. 126349109
===================

------------====================================================================
            NAMES OF REPORTING PERSONS
    1       I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

            Farallon Capital Institutional Partners III, L.P.
------------====================================================================
            CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
                                                              (a) [   ]
                                                              (b) [ X ]**
    2
                  **       The  reporting  persons  making  this  filing hold an
                           aggregate  of  574,075  Shares,  which is 1.1% of the
                           class of  securities.  The  reporting  person on this
                           cover page,  however,  is a beneficial  owner only of
                           the securities reported by it on this cover page.
------------====================================================================
    3       SEC USE ONLY

------------====================================================================
            CITIZENSHIP OR PLACE OF ORGANIZATION
    4
            Delaware
------------====================================================================
                                SOLE VOTING POWER
      NUMBER OF         5
                                -0-
                    ------------================================================
       SHARES                   SHARED VOTING POWER
    BENEFICIALLY        6
      OWNED BY                  11,800
                    ------------================================================
                                SOLE DISPOSITIVE POWER
        EACH            7
                                -0-
                    ------------================================================
      REPORTING                 SHARED DISPOSITIVE POWER
     PERSON WITH        8
                                11,800
------------====================================================================
            AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
    9
            11,800
------------====================================================================
            CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
    10      CERTAIN SHARES (See Instructions)                     [   ]

------------====================================================================
            PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
    11
            0.0%
------------====================================================================
            TYPE OF REPORTING PERSON (See Instructions)
    12
            PN
------------====================================================================



                               Page 5 of 27 Pages






                                       13G
===================
CUSIP No. 126349109
===================

------------====================================================================
            NAMES OF REPORTING PERSONS
    1       I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

            Tinicum Partners, L.P.
------------====================================================================
            CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
                                                              (a) [   ]
                                                              (b) [ X ]**
    2
                  **       The  reporting  persons  making  this  filing hold an
                           aggregate  of  574,075  Shares,  which is 1.1% of the
                           class of  securities.  The  reporting  person on this
                           cover page,  however,  is a beneficial  owner only of
                           the securities reported by it on this cover page.
------------====================================================================
    3       SEC USE ONLY

------------====================================================================
            CITIZENSHIP OR PLACE OF ORGANIZATION
    4
            New York
------------====================================================================
                                SOLE VOTING POWER
      NUMBER OF         5
                                -0-
                    ------------================================================
       SHARES                   SHARED VOTING POWER
    BENEFICIALLY        6
      OWNED BY                  5,800
                    ------------================================================
                                SOLE DISPOSITIVE POWER
        EACH            7
                                -0-
                    ------------================================================
      REPORTING                 SHARED DISPOSITIVE POWER
     PERSON WITH        8
                                5,800
------------====================================================================
            AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
    9
            5,800
------------====================================================================
            CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
    10      CERTAIN SHARES (See Instructions)                     [   ]

------------====================================================================
            PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
    11
            0.0%
------------====================================================================
            TYPE OF REPORTING PERSON (See Instructions)
    12
            PN
------------====================================================================



                               Page 6 of 27 Pages






                                       13G
===================
CUSIP No. 126349109
===================

------------====================================================================
            NAMES OF REPORTING PERSONS
    1       I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

            Farallon Capital Management, L.L.C.
------------====================================================================
            CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
                                                              (a) [   ]
                                                              (b) [ X ]**
    2
                  **       The  reporting  persons  making  this  filing hold an
                           aggregate  of  574,075  Shares,  which is 1.1% of the
                           class of  securities.  The  reporting  person on this
                           cover page, however, may be deemed a beneficial owner
                           only of the  securities  reported by it on this cover
                           page.
------------====================================================================
    3       SEC USE ONLY

------------====================================================================
            CITIZENSHIP OR PLACE OF ORGANIZATION
    4
            Delaware
------------====================================================================
                                SOLE VOTING POWER
      NUMBER OF         5
                                -0-
                    ------------================================================
       SHARES                   SHARED VOTING POWER
    BENEFICIALLY        6
      OWNED BY                  326,275
                    ------------================================================
                                SOLE DISPOSITIVE POWER
        EACH            7
                                -0-
                    ------------================================================
      REPORTING                 SHARED DISPOSITIVE POWER
     PERSON WITH        8
                                326,275
------------====================================================================
            AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
    9
            326,275
------------====================================================================
            CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
    10      CERTAIN SHARES (See Instructions)                     [   ]

------------====================================================================
            PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
    11
            0.6%
------------====================================================================
            TYPE OF REPORTING PERSON (See Instructions)
    12
            IA, OO
------------====================================================================



                               Page 7 of 27 Pages






                                       13G
===================
CUSIP No. 126349109
===================

------------====================================================================
            NAMES OF REPORTING PERSONS
    1       I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

            Farallon Partners, L.L.C.
------------====================================================================
            CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
                                                              (a) [   ]
                                                              (b) [ X ]**
    2
                  **       The  reporting  persons  making  this  filing hold an
                           aggregate  of  574,075  Shares,  which is 1.1% of the
                           class of  securities.  The  reporting  person on this
                           cover page, however, may be deemed a beneficial owner
                           only of the  securities  reported by it on this cover
                           page.
------------====================================================================
    3       SEC USE ONLY

------------====================================================================
            CITIZENSHIP OR PLACE OF ORGANIZATION
    4
            Delaware
------------====================================================================
                                SOLE VOTING POWER
      NUMBER OF         5
                                -0-
                    ------------================================================
       SHARES                   SHARED VOTING POWER
    BENEFICIALLY        6
      OWNED BY                  247,800
                    ------------================================================
                                SOLE DISPOSITIVE POWER
        EACH            7
                                -0-
                    ------------================================================
      REPORTING                 SHARED DISPOSITIVE POWER
     PERSON WITH        8
                                247,800
------------====================================================================
            AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
    9
            247,800
------------====================================================================
            CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
    10      CERTAIN SHARES (See Instructions)                     [   ]

------------====================================================================
            PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
    11
            0.5%
------------====================================================================
            TYPE OF REPORTING PERSON (See Instructions)
    12
            OO
------------====================================================================



                               Page 8 of 27 Pages






                                       13G
===================
CUSIP No. 126349109
===================

------------====================================================================
            NAMES OF REPORTING PERSONS
    1       I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

            David I. Cohen [See Preliminary Note]
------------====================================================================
            CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
                                                              (a) [   ]
                                                              (b) [ X ]**
    2
                  **       The  reporting  persons  making  this  filing hold an
                           aggregate  of  574,075  Shares,  which is 1.1% of the
                           class of  securities.  The  reporting  person on this
                           cover page, however, may be deemed a beneficial owner
                           only of the  securities  reported by it on this cover
                           page.
------------====================================================================
    3       SEC USE ONLY

------------====================================================================
            CITIZENSHIP OR PLACE OF ORGANIZATION
    4
            United States
------------====================================================================
                                SOLE VOTING POWER
      NUMBER OF         5
                                -0-
                    ------------================================================
       SHARES                   SHARED VOTING POWER
    BENEFICIALLY        6
      OWNED BY                  316,375 [See Preliminary Note]
                    ------------================================================
                                SOLE DISPOSITIVE POWER
        EACH            7
                                -0-
                    ------------================================================
      REPORTING                 SHARED DISPOSITIVE POWER
     PERSON WITH        8
                                316,375 [See Preliminary Note]
------------====================================================================
            AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
    9
            316,375 [See Preliminary Note]
------------====================================================================
            CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
    10      CERTAIN SHARES (See Instructions)                     [   ]

------------====================================================================
            PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
    11
            0.6% [See Preliminary Note]
------------====================================================================
            TYPE OF REPORTING PERSON (See Instructions)
    12
            IN
------------====================================================================



                               Page 9 of 27 Pages






                                       13G
===================
CUSIP No. 126349109
===================

------------====================================================================
            NAMES OF REPORTING PERSONS
    1       I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

            Chun R. Ding
------------====================================================================
            CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
                                                              (a) [   ]
                                                              (b) [ X ]**
    2
                  **       The  reporting  persons  making  this  filing hold an
                           aggregate  of  574,075  Shares,  which is 1.1% of the
                           class of  securities.  The  reporting  person on this
                           cover page, however, may be deemed a beneficial owner
                           only of the  securities  reported by it on this cover
                           page.
------------====================================================================
    3       SEC USE ONLY

------------====================================================================
            CITIZENSHIP OR PLACE OF ORGANIZATION
    4
            United States
------------====================================================================
                                SOLE VOTING POWER
      NUMBER OF         5
                                -0-
                    ------------================================================
       SHARES                   SHARED VOTING POWER
    BENEFICIALLY        6
      OWNED BY                  574,075
                    ------------================================================
                                SOLE DISPOSITIVE POWER
        EACH            7
                                -0-
                    ------------================================================
      REPORTING                 SHARED DISPOSITIVE POWER
     PERSON WITH        8
                                574,075
------------====================================================================
            AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
    9
            574,075
------------====================================================================
            CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
    10      CERTAIN SHARES (See Instructions)                     [   ]

------------====================================================================
            PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
    11
            1.1%
------------====================================================================
            TYPE OF REPORTING PERSON (See Instructions)
    12
            IN
------------====================================================================



                               Page 10 of 27 Pages






                                       13G
===================
CUSIP No. 126349109
===================

------------====================================================================
           NAMES OF REPORTING PERSONS
    1       I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

            Joseph F. Downes
------------====================================================================
            CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
                                                              (a) [   ]
                                                              (b) [ X ]**
    2
                  **       The  reporting  persons  making  this  filing hold an
                           aggregate  of  574,075  Shares,  which is 1.1% of the
                           class of  securities.  The  reporting  person on this
                           cover page, however, may be deemed a beneficial owner
                           only of the  securities  reported by it on this cover
                           page.
------------====================================================================
    3       SEC USE ONLY

------------====================================================================
            CITIZENSHIP OR PLACE OF ORGANIZATION
    4
            United States
------------====================================================================
                                SOLE VOTING POWER
      NUMBER OF         5
                                -0-
                    ------------================================================
       SHARES                   SHARED VOTING POWER
    BENEFICIALLY        6
      OWNED BY                  574,075
                    ------------================================================
                                SOLE DISPOSITIVE POWER
        EACH            7
                                -0-
                    ------------================================================
      REPORTING                 SHARED DISPOSITIVE POWER
     PERSON WITH        8
                                574,075
------------====================================================================
            AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
    9
            574,075
------------====================================================================
            CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
    10      CERTAIN SHARES (See Instructions)                     [   ]

------------====================================================================
            PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
    11
            1.1%
------------====================================================================
            TYPE OF REPORTING PERSON (See Instructions)
    12
            IN
------------====================================================================



                               Page 11 of 27 Pages






                                       13G
===================
CUSIP No. 126349109
===================

------------====================================================================
            NAMES OF REPORTING PERSONS
    1       I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

            William F. Duhamel
------------====================================================================
            CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
                                                              (a) [   ]
                                                              (b) [ X ]**
    2
                  **       The  reporting  persons  making  this  filing hold an
                           aggregate  of  574,075  Shares,  which is 1.1% of the
                           class of  securities.  The  reporting  person on this
                           cover page, however, may be deemed a beneficial owner
                           only of the  securities  reported by it on this cover
                           page.
------------====================================================================
    3       SEC USE ONLY

------------====================================================================
            CITIZENSHIP OR PLACE OF ORGANIZATION
    4
            United States
------------====================================================================
                                SOLE VOTING POWER
      NUMBER OF         5
                                -0-
                    ------------================================================
       SHARES                   SHARED VOTING POWER
    BENEFICIALLY        6
      OWNED BY                  574,075
                    ------------================================================
                                SOLE DISPOSITIVE POWER
        EACH            7
                                -0-
                    ------------================================================
      REPORTING                 SHARED DISPOSITIVE POWER
     PERSON WITH        8
                                574,075
------------====================================================================
            AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
    9
            574,075
------------====================================================================
            CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
    10      CERTAIN SHARES (See Instructions)                     [   ]

------------====================================================================
            PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
    11
            1.1%
------------====================================================================
            TYPE OF REPORTING PERSON (See Instructions)
    12
            IN
------------====================================================================



                               Page 12 of 27 Pages






                                       13G
===================
CUSIP No. 126349109
===================

------------====================================================================
            NAMES OF REPORTING PERSONS
    1       I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

            Charles E. Ellwein
------------====================================================================
            CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
                                                              (a) [   ]
                                                              (b) [ X ]**
    2
                  **       The  reporting  persons  making  this  filing hold an
                           aggregate  of  574,075  Shares,  which is 1.1% of the
                           class of  securities.  The  reporting  person on this
                           cover page, however, may be deemed a beneficial owner
                           only of the  securities  reported by it on this cover
                           page.
------------====================================================================
    3       SEC USE ONLY

------------====================================================================
            CITIZENSHIP OR PLACE OF ORGANIZATION
    4
            United States
------------====================================================================
                                SOLE VOTING POWER
      NUMBER OF         5
                                -0-
                    ------------================================================
       SHARES                   SHARED VOTING POWER
    BENEFICIALLY        6
      OWNED BY                  574,075
                    ------------================================================
                                SOLE DISPOSITIVE POWER
        EACH            7
                                -0-
                    ------------================================================
      REPORTING                 SHARED DISPOSITIVE POWER
     PERSON WITH        8
                                574,075
------------====================================================================
            AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
    9
            574,075
------------====================================================================
            CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
    10      CERTAIN SHARES (See Instructions)                     [   ]

------------====================================================================
            PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
    11
            1.1%
------------====================================================================
            TYPE OF REPORTING PERSON (See Instructions)
    12
            IN
------------====================================================================



                               Page 13 of 27 Pages






                                       13G
===================
CUSIP No. 126349109
===================

------------====================================================================
            NAMES OF REPORTING PERSONS
    1       I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

            Richard B. Fried
------------====================================================================
            CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
                                                              (a) [   ]
                                                              (b) [ X ]**
    2
                  **       The  reporting  persons  making  this  filing hold an
                           aggregate  of  574,075  Shares,  which is 1.1% of the
                           class of  securities.  The  reporting  person on this
                           cover page, however, may be deemed a beneficial owner
                           only of the  securities  reported by it on this cover
                           page.
------------====================================================================
    3       SEC USE ONLY

------------====================================================================
            CITIZENSHIP OR PLACE OF ORGANIZATION
    4
            United States
------------====================================================================
                                SOLE VOTING POWER
      NUMBER OF         5
                                -0-
                    ------------================================================
       SHARES                   SHARED VOTING POWER
    BENEFICIALLY        6
      OWNED BY                  574,075
                    ------------================================================
                                SOLE DISPOSITIVE POWER
        EACH            7
                                -0-
                    ------------================================================
      REPORTING                 SHARED DISPOSITIVE POWER
     PERSON WITH        8
                                574,075
------------====================================================================
            AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
    9
            574,075
------------====================================================================
            CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
    10      CERTAIN SHARES (See Instructions)                     [   ]

------------====================================================================
            PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
    11
            1.1%
------------====================================================================
            TYPE OF REPORTING PERSON (See Instructions)
    12
            IN
------------====================================================================



                               Page 14 of 27 Pages






                                       13G
===================
CUSIP No. 126349109
===================

------------====================================================================
            NAMES OF REPORTING PERSONS
    1       I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

            Monica R. Landry
------------====================================================================
            CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
                                                              (a) [   ]
                                                              (b) [ X ]**
    2
                  **       The  reporting  persons  making  this  filing hold an
                           aggregate  of  574,075  Shares,  which is 1.1% of the
                           class of  securities.  The  reporting  person on this
                           cover page, however, may be deemed a beneficial owner
                           only of the  securities  reported by it on this cover
                           page.
------------====================================================================
    3       SEC USE ONLY

------------====================================================================
            CITIZENSHIP OR PLACE OF ORGANIZATION
    4
            United States
------------====================================================================
                                SOLE VOTING POWER
      NUMBER OF         5
                                -0-
                    ------------================================================
       SHARES                   SHARED VOTING POWER
    BENEFICIALLY        6
      OWNED BY                  574,075
                    ------------================================================
                                SOLE DISPOSITIVE POWER
        EACH            7
                                -0-
                    ------------================================================
      REPORTING                 SHARED DISPOSITIVE POWER
     PERSON WITH        8
                                574,075
------------====================================================================
            AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
    9
            574,075
------------====================================================================
            CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
    10      CERTAIN SHARES (See Instructions)                     [   ]

------------====================================================================
            PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
    11
            1.1%
------------====================================================================
            TYPE OF REPORTING PERSON (See Instructions)
    12
            IN
------------====================================================================



                               Page 15 of 27 Pages






                                       13G
===================
CUSIP No. 126349109
===================

------------====================================================================
            NAMES OF REPORTING PERSONS
    1       I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

            William F. Mellin
------------====================================================================
            CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
                                                              (a) [   ]
                                                              (b) [ X ]**
    2
                  **       The  reporting  persons  making  this  filing hold an
                           aggregate  of  574,075  Shares,  which is 1.1% of the
                           class of  securities.  The  reporting  person on this
                           cover page, however, may be deemed a beneficial owner
                           only of the  securities  reported by it on this cover
                           page.
------------====================================================================
    3       SEC USE ONLY

------------====================================================================
            CITIZENSHIP OR PLACE OF ORGANIZATION
    4
            United States
------------====================================================================
                                SOLE VOTING POWER
      NUMBER OF         5
                                -0-
                    ------------================================================
       SHARES                   SHARED VOTING POWER
    BENEFICIALLY        6
      OWNED BY                  574,075
                    ------------================================================
                                SOLE DISPOSITIVE POWER
        EACH            7
                                -0-
                    ------------================================================
      REPORTING                 SHARED DISPOSITIVE POWER
     PERSON WITH        8
                                574,075
------------====================================================================
            AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
    9
            574,075
------------====================================================================
            CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
    10      CERTAIN SHARES (See Instructions)                     [   ]

------------====================================================================
            PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
    11
            1.1%
------------====================================================================
            TYPE OF REPORTING PERSON (See Instructions)
    12
            IN
------------====================================================================



                               Page 16 of 27 Pages






                                       13G
===================
CUSIP No. 126349109
===================

------------====================================================================
    1       NAMES OF REPORTING PERSONS
            I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

            Stephen L. Millham
------------====================================================================
            CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
                                                              (a) [   ]
                                                              (b) [ X ]**
    2
                  **       The  reporting  persons  making  this  filing hold an
                           aggregate  of  574,075  Shares,  which is 1.1% of the
                           class of  securities.  The  reporting  person on this
                           cover page, however, may be deemed a beneficial owner
                           only of the  securities  reported by it on this cover
                           page.
------------====================================================================
    3       SEC USE ONLY

------------====================================================================
            CITIZENSHIP OR PLACE OF ORGANIZATION
    4
            United States
------------====================================================================
                                SOLE VOTING POWER
      NUMBER OF         5
                                -0-
                    ------------================================================
       SHARES                   SHARED VOTING POWER
    BENEFICIALLY        6
      OWNED BY                  574,075
                    ------------================================================
                                SOLE DISPOSITIVE POWER
        EACH            7
                                -0-
                    ------------================================================
      REPORTING                 SHARED DISPOSITIVE POWER
     PERSON WITH        8
                                574,075
------------====================================================================
            AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
    9
            574,075
------------====================================================================
            CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
    10      CERTAIN SHARES (See Instructions)                     [   ]

------------====================================================================
            PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
    11
            1.1%
------------====================================================================
            TYPE OF REPORTING PERSON (See Instructions)
    12
            IN
------------====================================================================



                               Page 17 of 27 Pages






                                       13G
===================
CUSIP No. 126349109
===================

------------====================================================================
    1       NAMES OF REPORTING PERSONS
            I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

            Rajiv A. Patel
------------====================================================================
            CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
                                                              (a) [   ]
                                                              (b) [ X ]**
    2
                  **       The  reporting  persons  making  this  filing hold an
                           aggregate  of  574,075  Shares,  which is 1.1% of the
                           class of  securities.  The  reporting  person on this
                           cover page, however, may be deemed a beneficial owner
                           only of the  securities  reported by it on this cover
                           page.
------------====================================================================
    3       SEC USE ONLY

------------====================================================================
            CITIZENSHIP OR PLACE OF ORGANIZATION
    4
            United States
------------====================================================================
                                SOLE VOTING POWER
      NUMBER OF         5
                                -0-
                    ------------================================================
       SHARES                   SHARED VOTING POWER
    BENEFICIALLY        6
      OWNED BY                  574,075
                    ------------================================================
                                SOLE DISPOSITIVE POWER
        EACH            7
                                -0-
                    ------------================================================
      REPORTING                 SHARED DISPOSITIVE POWER
     PERSON WITH        8
                                574,075
------------====================================================================
            AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
    9
            574,075
------------====================================================================
            CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
    10      CERTAIN SHARES (See Instructions)                     [   ]

------------====================================================================
            PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
    11
            1.1%
------------====================================================================
            TYPE OF REPORTING PERSON (See Instructions)
    12
            IN
------------====================================================================



                               Page 18 of 27 Pages






                                       13G
===================
CUSIP No. 126349109
===================

------------====================================================================
    1       NAMES OF REPORTING PERSONS
            I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

            Derek C. Schrier
------------====================================================================
            CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
                                                              (a) [   ]
                                                              (b) [ X ]**
    2
                  **       The  reporting  persons  making  this  filing hold an
                           aggregate  of  574,075  Shares,  which is 1.1% of the
                           class of  securities.  The  reporting  person on this
                           cover page, however, may be deemed a beneficial owner
                           only of the  securities  reported by it on this cover
                           page.
------------====================================================================
    3       SEC USE ONLY

------------====================================================================
            CITIZENSHIP OR PLACE OF ORGANIZATION
    4
            United States
------------====================================================================
                                SOLE VOTING POWER
      NUMBER OF         5
                                -0-
                    ------------================================================
       SHARES                   SHARED VOTING POWER
    BENEFICIALLY        6
      OWNED BY                  574,075
                    ------------================================================
                                SOLE DISPOSITIVE POWER
        EACH            7
                                -0-
                    ------------================================================
      REPORTING                 SHARED DISPOSITIVE POWER
     PERSON WITH        8
                                574,075
------------====================================================================
            AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
    9
            574,075
------------====================================================================
            CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
    10      CERTAIN SHARES (See Instructions)                     [   ]

------------====================================================================
            PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
    11
            1.1%
------------====================================================================
            TYPE OF REPORTING PERSON (See Instructions)
    12
            IN
------------====================================================================



                               Page 19 of 27 Pages






                                       13G
===================
CUSIP No. 126349109
===================

------------====================================================================
    1       NAMES OF REPORTING PERSONS
            I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

            Thomas F. Steyer
------------====================================================================
            CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
                                                              (a) [   ]
                                                              (b) [ X ]**
    2
                  **       The  reporting  persons  making  this  filing hold an
                           aggregate  of  574,075  Shares,  which is 1.1% of the
                           class of  securities.  The  reporting  person on this
                           cover page, however, may be deemed a beneficial owner
                           only of the  securities  reported by it on this cover
                           page.
------------====================================================================
    3       SEC USE ONLY

------------====================================================================
            CITIZENSHIP OR PLACE OF ORGANIZATION
    4
            United States
------------====================================================================
                                SOLE VOTING POWER
      NUMBER OF         5
                                -0-
                    ------------================================================
       SHARES                   SHARED VOTING POWER
    BENEFICIALLY        6
      OWNED BY                  574,075
                    ------------================================================
                                SOLE DISPOSITIVE POWER
        EACH            7
                                -0-
                    ------------================================================
      REPORTING                 SHARED DISPOSITIVE POWER
     PERSON WITH        8
                                574,075
------------====================================================================
            AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
    9
            574,075
------------====================================================================
            CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
    10      CERTAIN SHARES (See Instructions)                     [   ]

------------====================================================================
            PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
    11
            1.1%
------------====================================================================
            TYPE OF REPORTING PERSON (See Instructions)
    12
            IN
------------====================================================================



                               Page 20 of 27 Pages






                                       13G
===================
CUSIP No. 126349109
===================

------------====================================================================
    1       NAMES OF REPORTING PERSONS
            I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

            Mark C. Wehrly
------------====================================================================
            CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
                                                              (a) [   ]
                                                              (b) [ X ]**
    2
                  **       The  reporting  persons  making  this  filing hold an
                           aggregate  of  574,075  Shares,  which is 1.1% of the
                           class of  securities.  The  reporting  person on this
                           cover page, however, may be deemed a beneficial owner
                           only of the  securities  reported by it on this cover
                           page.
------------====================================================================
    3       SEC USE ONLY

------------====================================================================
            CITIZENSHIP OR PLACE OF ORGANIZATION
    4
            United States
------------====================================================================
                                SOLE VOTING POWER
      NUMBER OF         5
                                -0-
                    ------------================================================
       SHARES                   SHARED VOTING POWER
    BENEFICIALLY        6
      OWNED BY                  574,075
                    ------------================================================
                                SOLE DISPOSITIVE POWER
        EACH            7
                                -0-
                    ------------================================================
      REPORTING                 SHARED DISPOSITIVE POWER
     PERSON WITH        8
                                574,075
------------====================================================================
            AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
    9
            574,075
------------====================================================================
            CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
    10      CERTAIN SHARES (See Instructions)                     [   ]

------------====================================================================
            PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
    11
            1.1%
------------====================================================================
            TYPE OF REPORTING PERSON (See Instructions)
    12
            IN
------------====================================================================




                              Page 21 of 27 Pages




         This  Amendment No. 2 to Schedule 13G amends the Schedule 13G initially
filed on April 9, 2003 (collectively, with all amendments thereto, the "Schedule
13G").

         Preliminary Note: Effective as of January 1, 2005, each of Noonday G.P.
(U.S.),  L.L.C. (the "First Noonday  Sub-adviser") and Noonday Asset Management,
L.P. (the "Second Noonday Sub-adviser")  entered into an investment  subadvisory
agreement with the Management  Company and the General Partner,  under which the
First  Noonday  Sub-adviser  and the  Second  Noonday  Sub-adviser  are  granted
investment  authority  over  certain  securities  and  instruments  owned by the
Partnerships  and  Managed  Accounts,  including  some but not all of the Shares
reported herein. Noonday Capital,  L.L.C. (the "Noonday General Partner") serves
as the general partner of the Second Noonday Sub-adviser.  David I. Cohen serves
as the managing member of the First Noonday  Sub-adviser and the Noonday General
Partner Mr. Cohen resigned as a managing  member of the  Management  Company and
the General Partner effective  December 31, 2004. This amendment to the Schedule
13G reports  that Mr.  Cohen's  deemed  beneficial  ownership  of certain of the
Shares reported herein is now  attributable to his position as a managing member
of the First Noonday  Sub-adviser and the Noonday General Partner,  and not as a
managing member of the Management Company and the General Partner.

Item 1.  Issuer
         ------

         (a) Name of Issuer:
             --------------

             CSG Systems International, Inc. (the "Company")

         (b) Address of Issuer's Principal Executive Offices:
             -----------------------------------------------

             7887 East Belleview, Suite 1000, Englewood, Colorado 80111

Item 2.  Identity And Background.
         -----------------------

         Title Of Class Of Securities And CUSIP Number (Item 2(d) and (e))
         ----------------------------------------------------------------




                              Page 22 of 27 Pages





         This statement  relates to shares of Common Stock,  par value $0.01 per
share  (the  "Shares"),  of the  Company.  The  CUSIP  number  of the  Shares is
126349109.

         Name Of  Persons  Filing,  Address  Of  Principal  Business  Office And
         -----------------------------------------------------------------------
         Citizenship (Item 2(a), (b) and (c))
         ------------------------------------

         This statement is filed by the entities and persons  listed below,  all
of whom together are referred to herein as the "Reporting Persons."

         The Partnerships
         ----------------

                  (i)      Farallon Capital Partners, L.P., a California limited
                           partnership ("FCP"),  with respect to the Shares held
                           by it;

                  (ii)     Farallon  Capital  Institutional  Partners,  L.P.,  a
                           California limited partnership ("FCIP"), with respect
                           to the Shares held by it;

                  (iii)    Farallon Capital  Institutional  Partners II, L.P., a
                           California  limited  partnership  ("FCIP  II"),  with
                           respect to the Shares held by it;

                  (iv)     Farallon Capital Institutional  Partners III, L.P., a
                           Delaware  limited   partnership  ("FCIP  III"),  with
                           respect to the Shares held by it; and

                  (v)      Tinicum   Partners,   L.P.,   a  New   York   limited
                           partnership  ("Tinicum"),  with respect to the Shares
                           held by it.

         FCP,  FCIP,  FCIP II,  FCIP III and Tinicum  are  together  referred to
herein as the "Partnerships."

         The Management Company
         ----------------------

                  (vi)     Farallon  Capital  Management,   L.L.C.,  a  Delaware
                           limited liability company (the "Management Company"),
                           with  respect to the Shares held by certain  accounts
                           managed  by  the  Management  Company  (the  "Managed
                           Accounts").

         The General Partner Of The Partnerships
         ---------------------------------------

                  (vii)    Farallon   Partners,   L.L.C.,   a  Delaware  limited
                           liability  company  which is the  general  partner of
                           each of the  Partnerships  (the  "General  Partner"),
                           with  respect  to the  Shares  held  by  each  of the
                           Partnerships.

         The Managing Members Of The General Partner And The Management Company
         ----------------------------------------------------------------------

                  (viii)   The  following  persons  who  are  (or,  solely  with
                           respect to David I. Cohen,  were) managing members of
                           both the General Partner and the Management



                              Page 23 of 27 Pages






                           Company,  with  respect  to the  Shares  held  by the
                           Partnerships and the Managed Accounts: David I. Cohen
                           ("Cohen"),  Chun R. Ding  ("Ding"),  Joseph F. Downes
                           ("Downes"),  William F. Duhamel ("Duhamel"),  Charles
                           E. Ellwein, ("Ellwein"),  Richard B. Fried ("Fried"),
                           Monica  R.  Landry  ("Landry"),   William  F.  Mellin
                           ("Mellin"),  Stephen L. Millham ("Millham"), Rajiv A.
                           Patel ("Patel"), Derek C. Schrier ("Schrier"), Thomas
                           F. Steyer ("Steyer") and Mark C. Wehrly ("Wehrly").

         Cohen, Ding, Downes, Duhamel,  Ellwein, Fried, Landry, Mellin, Millham,
Patel,  Schrier,  Steyer  and  Wehrly  are  together  referred  to herein as the
"Individual Reporting Persons."

         The  citizenship of each of the  Partnerships,  the General Partner and
the  Management  Company is set forth above.  Each of the  Individual  Reporting
Persons is a United States citizen. The address of the principal business office
of each of the  Reporting  Persons  other  than  Cohen is c/o  Farallon  Capital
Management,  L.L.C., One Maritime Plaza,  Suite 1325, San Francisco,  California
94111.  The  address of the  principal  business  office of Cohen is c/o Noonday
Asset  Management,  L.P., 227 West Trade Street,  Suite 2140,  Charlotte,  North
Carolina 28202.

Item 3.  If This  Statement Is Filed  Pursuant To Sections  240.13d-1(b),  Or
         --------------------------------------------------------------------
         13d-2(b) Or (c), Check Whether The Person Filing Is An Entity Specified
         -----------------------------------------------------------------------
         In (a) - (j):
         -------------

                  Not Applicable.

         If This Statement Is Filed Pursuant To Section 240.13d-1(c), Check This
         -----------------------------------------------------------------------
         Box. [X]
         ----

Item 4.  Ownership
         ---------

         The  information  required  by Items 4(a) - (c) and set forth in Rows 5
through 11 of the cover page for each  Reporting  Person hereto is  incorporated
herein by reference for each such Reporting Person.

         The Shares reported hereby for the  Partnerships  are owned directly by
the Partnerships  and those reported by the Management  Company on behalf of the
Managed  Accounts  are owned  directly  by the  Managed  Accounts.  The  General
Partner,  as  general  partner  to the  Partnerships,  may be  deemed  to be the
beneficial  owner of all such Shares owned by the  Partnerships.  The Management
Company, as investment adviser to the Managed Accounts,  may be deemed to be the
beneficial  owner  of all  such  Shares  owned  by  the  Managed  Accounts.  The
Individual  Reporting  Persons other than Cohen, as managing members of both the
General  Partner  and the  Management  Company,  may  each be  deemed  to be the
beneficial  owner of all such  Shares held by the  Partnerships  and the Managed
Accounts.  Cohen,  as a managing  member of the First  Noonday  Sub-adviser  and
Noonday  Capital,  L.L.C.,  may be deemed to be the beneficial  owner of certain
Shares held by the  Partnerships  and Managed  Accounts.  Each of the Management
Company,  the  General  Partner  and the  Individual  Reporting  Persons  hereby
disclaims any beneficial ownership of any such Shares.




                              Page 24 of 27 Pages





Item 5.  Ownership Of Five Percent Or Less Of A Class
         --------------------------------------------

                  If this statement is being filed to report the fact that as of
         the date  hereof the  Reporting  Persons  have  ceased to be the deemed
         beneficial  owner of more than five percent of the class of securities,
         check the following: [X]

Item 6.  Ownership Of More Than Five Percent On Behalf Of Another Person
         ---------------------------------------------------------------

                  Not Applicable.

Item 7.  Identification  And Classification Of The Subsidiary Which Acquired
         -------------------------------------------------------------------
         The Security Being Reported On By The Parent Holding Company
         ------------------------------------------------------------

                  Not Applicable.

Item 8.  Identification And Classification Of Members Of The Group
         ---------------------------------------------------------

                  The Reporting Persons are filing this Schedule 13G pursuant to
         Rule  13d-1(c).  Consistent  with  Item 2 of the  cover  page  for each
         Reporting  Person above,  the Reporting  Persons  neither  disclaim nor
         affirm the existence of a group among them.

Item 9.  Notice Of Dissolution Of Group
         ------------------------------

                  Not Applicable.

Item 10.  Certification
          -------------

                  By signing  below I certify  that, to the best of my knowledge
         and belief, the securities  referred to above were not acquired and are
         not  held  for the  purpose  of or  with  the  effect  of  changing  or
         influencing  the control of the issuer of the  securities  and were not
         acquired and are not held in connection with or as a participant in any
         transaction having that purpose or effect.





                              Page 25 of 27 Pages






                                   SIGNATURES
                                   ----------

         After  reasonable  inquiry and to the best of our knowledge and belief,
the  undersigned  certify that the  information  set forth in this  statement is
true, complete and correct.

Dated: January 27, 2005

               /s/ Joseph F. Downes
               ----------------------------------------------------------
               FARALLON PARTNERS, L.L.C.,
               on its own behalf and as General Partner of
               FARALLON CAPITAL PARTNERS, L.P.,
               FARALLON CAPITAL INSTITUTIONAL PARTNERS, L.P.,
               FARALLON CAPITAL INSTITUTIONAL PARTNERS II, L.P.,
               FARALLON CAPITAL INSTITUTIONAL PARTNERS III, L.P.,
               And TINICUM PARTNERS, L.P.,
               By Joseph F. Downes
               Managing Member


               /s/ Joseph F. Downes
               ----------------------------------------------------------
               FARALLON CAPITAL MANAGEMENT, L.L.C.,
               By Joseph F. Downes
               Managing Member


               /s/ Joseph F. Downes
               ----------------------------------------------------------
               Joseph F. Downes, individually and as attorney-in-fact for
               each of David I. Cohen, Chun R. Ding, William F. Duhamel,
               Charles E. Ellwein, Richard B. Fried, Monica R. Landry,
               William F. Mellin, Stephen L. Millham, Rajiv A. Patel,
               Derek C. Schrier, Thomas F. Steyer and Mark C. Wehrly.

         The Powers of Attorney,  each  executed by Cohen,  Mellin,  Millham and
Steyer  authorizing  Downes to sign and file this  Schedule 13G on each person's
behalf, which were filed with Amendment No. 1 to the Schedule 13D filed with the
Securities  and  Exchange  Commission  on January 20,  1998,  by such  Reporting
Persons with respect to the Units of Spiros  Development  Corporation  II, Inc.,
are hereby incorporated by reference.  The Powers of Attorney,  each executed by
Duhamel and Fried authorizing  Downes to sign and file this Schedule 13G on each
person's behalf, which were filed with Amendment No. 7 to the Schedule 13D filed
with  the  Securities  and  Exchange  Commission  on  February  9,  1999 by such
Reporting Persons with respect to the Callable Class A Common Stock of Crescendo
Pharmaceuticals  Corporation, are hereby incorporated by reference. The Power of
Attorney  executed  by Mark C. Wehrly  authorizing  Downes to sign and file this
Schedule 13G on his behalf, which was filed with Amendment No. 4 to the Schedule
13D filed with the  Securities  and Exchange  Commission on January 18, 2000, by
such  Reporting  Person  with  respect to the Class A Common  Stock of  Momentum
Business Applications,  Inc., is hereby incorporated by reference.  The Power of
Attorney executed by Monica R. Landry authorizing  Downes, as well as Steyer and
Cohen,  to sign and file this  Schedule 13G on her behalf,  which was filed with
the Schedule 13G filed with




                              Page 26 of 27 Pages







the  Securities  and Exchange  Commission on January 22, 2001, by such Reporting
Person with respect to the Common Stock of  Korn/Ferry  International  is hereby
incorporated  by reference.  The Powers of Attorney  executed by each of Chun R.
Ding and Derek C. Schrier  authorizing Downes to sign and file this Schedule 13G
on his behalf,  which was filed with  Amendment  No. 1 to the Schedule 13D filed
with the Securities  and Exchange  Commission on July 2, 2003, by such Reporting
Person  with  respect to the Common  Stock of Salix  Pharmaceuticals,  Ltd.,  is
hereby  incorporated  by reference.  The Powers of Attorney  executed by each of
Charles E. Ellwein and Rajiv A. Patel  authorizing  Downes to sign and file this
Schedule 13G on his behalf, which was filed with Amendment No. 4 to the Schedule
13G filed with the Securities and Exchange Commission on January 8, 2004 by such
Reporting Person with respect to the Common Stock of Catalytica  Energy Systems,
Inc., is hereby incorporated by reference.





                              Page 27 of 27 Pages