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Exhibit 10.2
  Commitment Increase Supplement Borrower Administrative Agent
  Credit Agreement
 Section 2.14 Section
2.14(c) New Lenders Increasing Lenders Section 2.14
  Supplement to
Schedule 2.01 Section 2.14
 Section 2.14
  1




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Section 6.01
 Increase
Effective Date Section 2.14 Conditions Precedent Schedule
 Section 2.14 Section 3.05 Section 2.14
 Article V Section 5.05 Section 6.01
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Conditions Precedent Schedule
        Remainder of page intentionally left blank
 3




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TARGA RESOURCES PARTNERS LPBy:
    Targa Resources GP LLC, its sole general partner By:
    /s/ Howard M. TateHoward M. TateVice President -- Finance and
Treasurer




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BANK OF AMERICA, N.A., as Administrative AgentBy:
    /s/ Christopher SmithName:
    Christopher SmithTitle:
    Senior Vice President




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BANK OF AMERICA, N.A., as L/C Issuer and Swing Line LenderBy:
    /s/ Christopher SmithName:
    Christopher SmithTitle:
    Senior Vice President




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BANK OF AMERICA, N.A.,as an Increasing LenderBy:
    /s/ Christopher SmithName:
    Christopher SmithTitle:
    Senior Vice President




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WACHOVIA BANK, NATIONAL ASSOCIATION,as an Increasing LenderBy:
    /s/ Leanne S. PhillipsName:
    Leanne S. PhillipsTitle:
    Director




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MERRILL LYNCH CAPITAL, A DIVISION
OF MERRILL LYNCH BUSINESS FINANCIAL SERVICES INC., as an Increasing LenderBy:
    /s/  Gregory B. HansonName:
    Gregory B. HansonTitle:
    Vice President




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ROYAL BANK OF CANADA, as an Increasing LenderBy:
    /s/ David A. McCluskeyName:
    David A. McCluskeyTitle:
    Authorized Signatory




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THE ROYAL BANK OF SCOTLAND PLC, as an Increasing LenderBy:
    /s/ Matthew MainName:
    Matthew MainTitle:
    Managing Director




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BNP PARIBAS, as an Increasing LenderBy:

/s/ Richard HawthorneName:
    Richard HawthorneTitle:
    Vice President By:
    /s/ Greg SmothersName:
    Greg SmothersTitle:
    Vice President




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ABN AMRO BANK N.V., as an Increasing LenderBy:
    /s/ John D. ReedName:
    John D. ReedTitle:
    Director By:
    /s/ M. Aamir KhanName:
    M. Aamir KhanTitle:
    Vice President




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THE BANK OF NOVA SCOTIA, as an Increasing LenderBy:
    /s/ A. OstrovName:
    A. OstrovTitle:
    Director




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CITIBANK, N.A., as an Increasing LenderBy:
    /s/ Ashish SethiName:
    Ashish SethiTitle:
    Attorney-in-Fact




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AMEGY BANK NATIONAL
ASSOCIATION, as an Increasing LenderBy:
    /s/ W. Bryan ChapmanName:
    W. Bryan ChapmanTitle:
    Senior Vice President




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COMPASS BANK, as an Increasing LenderBy:
    /s/ Adrianne D. GriffinName:
    Adrianne D. GriffinTitle:
    Vice President




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U.S. BANK NATIONAL ASSOCIATION, as an Increasing LenderBy:
    /s/ Justin N. AlexanderName:
    Justin N. AlexanderTitle:
    Vice President




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FORTIS CAPITAL CORP., as an Increasing LenderBy:
    /s/ Darrell HolleyName:
    Darrell HolleyTitle:
    Managing Director By:
    /s/ Casey LowaryName:
    Casey LowaryTitle:
    Director




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JPMORGAN CHASE BANK, N.A., as an Increasing LenderBy:
    /s/ Kevin J. UtseyName:
    Kevin J. UtseyTitle:
    Vice President




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COMERICA BANK, as an Increasing LenderBy:
    /s/ Josh StrongName:
    Josh StrongTitle:
    Assistant Vice President




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GUARANTY BANK, as an Increasing LenderBy:
    /s/ Jim R. HamiltonName:
    Jim R. HamiltonTitle:
    Senior Vice President




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NATIXIS, as an Increasing LenderBy:
    /s/ Donovan BroussardName:
    Donovan BroussardTitle:
    Managing Director By:
    /s/ Louis P. Laville, IIIName:
    Louis P. Laville, IIITitle:
    Managing Director




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UBS LOAN FINANCE LLC, as an Increasing LenderBy:
    /s/ David B. JulieName:
    David B. JulieTitle:
    Associate Director By:
    /s/ Irja R. OtsaName:
    Irja R. OtsaTitle:
    Associate Director




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LEHMAN BROTHERS COMMERCIAL
BANK, as an Increasing LenderBy:
    /s/ George JanesName:
    George JanesTitle:
    Chief Credit Officer




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CREDIT SUISSE, as an Increasing LenderBy:
    /s/ James MoranName:
    James MoranTitle:
    Managing Director By:
    /s/ Nupur KumarName:
    Nupur KumarTitle:
    Associate




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GOLDMAN SACHS CREDIT PARTNERS
L.P.,as an Increasing LenderBy:
    /s/ Mark WaltonName:
    Mark WaltonTitle:
    Authorized Signatory




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RAYMOND JAMES BANK, FSB, as a New LenderBy:
    /s/ Garrett McKinnonName:
    Garrett McKinnonTitle:
    Vice President




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DEUTSCHE BANK TRUST COMPANY AMERICAS, as a New LenderBy:
    /s/ Dusan LazarovName:
    Dusan LazarovTitle:
    Vice President By:
    /s/ Erin MorrisseyName:
    Erin MorrisseyTitle:
    Vice President




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SUPPLEMENT TO SCHEDULE 2.01  OF THE CREDIT AGREEMENT
 Existing
    
    New
    
    Amount ofCommitment
    
    Commitment
    
    CommitmentLender
    
    Amount
    
    Amount
    
    IncreaseBank of America, N.A.
    
    $
    29,750,000
    
    
    $
    42,500,000
    
    
    $
    12,750,000Wachovia Bank, National Association
    
    $
    29,750,000
    
    
    $
    42,500,000
    
    
    $
    12,750,000Royal Bank of Canada
    
    $
    29,500,000
    
    
    $
    42,000,000
    
    
    $
    12,500,000The Royal Bank of Scotland PLC
    
    $
    29,500,000
    
    
    $
    42,000,000
    
    
    $
    12,500,000Merrill Lynch Capital, a division
of Merrill Lynch Business Financial
Services Inc.
    
    $
    29,500,000
    
    
    $
    40,000,000
    
    
    $
    10,500,000The Bank of Nova Scotia
    
    $
    29,000,000
    
    
    $
    35,000,000
    
    
    $
    6,000,000ABN AMRO Bank N.V.
    
    $
    25,000,000
    
    
    $
    35,000,000
    
    
    $
    10,000,000BNP Paribas
    
    $
    25,000,000
    
    
    $
    35,000,000
    
    
    $
    10,000,000Compass Bank
    
    $
    19,000,000
    
    
    $
    35,000,000
    
    
    $
    16,000,000Citibank, N.A.
    
    $
    19,000,000
    
    
    $
    35,000,000
    
    
    $
    16,000,000JPMorgan Chase Bank, N.A.
    
    $
    19,000,000
    
    
    $
    25,000,000
    
    
    $
    6,000,000Amegy Bank National Association
    
    $
    19,000,000
    
    
    $
    25,000,000
    
    
    $
    6,000,000Guaranty Bank
    
    $
    19,000,000
    
    
    $
    25,000,000
    
    
    $
    6,000,000U.S. Bank National Association
    
    $
    19,000,000
    
    
    $
    25,000,000
    
    
    $
    6,000,000Comerica Bank
    
    $
    19,000,000
    
    
    $
    25,000,000
    
    
    $
    6,000,000Fortis Capital Corp.
    
    $
    19,000,000
    
    
    $
    25,000,000
    
    
    $
    6,000,000Natixis
    
    $
    15,000,000
    
    
    $
    22,000,000
    
    
    $
    7,000,000UBS Loan Finance LLC
    
    $
    14,000,000
    
    
    $
    25,000,000
    
    
    $
    11,000,000Credit Suisse
    
    $
    14,000,000
    
    
    $
    25,000,000
    
    
    $
    11,000,000Goldman Sachs Credit Partners L.P.
    
    $
    14,000,000
    
    
    $
    25,000,000
    
    
    $
    11,000,000Lehman Brothers Commercial Bank
    
    $
    14,000,000
    
    
    $
    19,000,000
    
    
    $
    5,000,000Deutsche Bank Trust Company Americas
    
    
    
    
    
    $
    25,000,000
    
    
    $
    25,000,000Raymond James Bank, FSB
    
    
    
    
    
    $
    25,000,000
    
    
    $
    25,000,000TOTAL
    
    
    
    
    
    
    
    
    
    $
    250,000,000




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TARGA RESOURCES OPERATING LPBy:
    Targa Resources Operating GP LLC,its sole general partner By:
    /s/ Howard M. TateHoward M. TateVice President  Finance and
Treasurer TARGA RESOURCES OPERATING GP LLCBy:
    /s/ Howard M. TateHoward M. TateVice President  Finance and
Treasurer TARGA NORTH TEXAS LPBy:
    Targa North Texas GP LLC, its sole general partner By:
    /s/ Howard M. TateHoward M. TateVice President  Finance and
Treasurer




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TARGA NORTH TEXAS GP LLCBy:
    /s/ Howard M. TateHoward M. TateVice President  Finance and
Treasurer TARGA INTRASTATE PIPELINE LLCBy:
    /s/ Howard M. TateHoward M. TateVice President  Finance and
Treasurer




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Conditions Precedent Schedule
  (a)   a certificate of the Borrower that (i) all conditions precedent to the
acquisition by the Borrower of Targa Resources Texas GP LLC, Targa Texas Field Services LP
and Targa Louisiana Field Services LLC (the Acquired Companies) pursuant to the Purchase
and Sale Agreement dated September 18, 2007 with Targa Resources, Inc. (the Purchase and
Sale Agreement) shall have been satisfied or waived (in compliance with (iii) below), (ii)
that closing and funding of such acquisition by the Borrower of the Acquired Companies shall
be consummated on a substantially contemporaneous basis with the delivery of such
certificate and (iii) there have been no material alterations, amendments or changes in the
Purchase and Sale Agreement or other agreements, instruments and documents relating to the
acquisition of the Acquired Companies, and no material condition contained in the Purchase
and Sale Agreement or such other agreements, instruments and documents shall have been
waived without the prior written consent of the Administrative Agent (which consent shall
not be unreasonably withheld).(b)   releases in respect of all existing Liens on the Equity Interests and the assets of the
Acquired Companies other than Liens permitted under Section 7.01 of the Credit Agreement;(c)   Guaranty Supplement executed by each of Targa Resources Texas GP LLC, Targa Texas Field
Services LP, Targa Louisiana Field Services LLC and Targa Louisiana Intrastate LLC;(d)   Security Documents satisfactory for the creation and perfection of valid first priority
Liens (subject to Liens permitted by Section 7.01 of the Credit Agreement) on and security
interests in the Equity Interests and the assets of the Acquired Companies to secure the
Obligations under the Credit Agreement;(e)   in respect of each of the Sterling, Gillis, Acadia and Mertzen plants (i) title
commitments or other evidence satisfactory to the Administrative Agent of satisfactory title
thereto, and (ii) no more than 30 days after the Increase Effective Date (or such longer
period as the Administrative Agent may agree in its discretion), a fully paid title
insurance policy in form and substance, with endorsements and in amounts reasonably
acceptable to the Administrative Agent and Collateral Agent, issued, coinsured and reinsured
by title insurers reasonably acceptable to the Administrative Agent and Collateral Agent,
insuring the Mortgage in respect of such property to be valid first and subsisting Liens on
the property described therein, free and clear of all defects (including, but not limited
to, mechanics and materialmens Liens) and encumbrances, excepting only Liens permitted
under the Loan Documents, and providing for such other affirmative insurance (including
endorsements for future advances under the Loan Documents and for mechanics and
materialmens Liens) and such coinsurance and direct access reinsurance as the
Administrative Agent may deem necessary or desirable;




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(f)   a favorable opinion of (i) Bracewell & Giuliani LLP., New York and Texas counsel
to the Loan Parties, and (ii) Schully Roberts Slattery & Marino, Louisiana counsel to the
Loan Parties, addressed to the Administrative Agent and each Lender, as to such matters as
the Administrative Agent may reasonably request;(g)   a certificate of the Secretary of each Loan Party certifying (i) true and correct
copies of the resolutions adopted by each Loan Party approving or consenting to such
increase, and such resolutions have not been amended, altered or repealed and are in effect
on the date hereof; (ii) that none of the incumbency certificates and/or other certificates
of Responsible Officers of each Loan Party as the Administrative Agent has previously
required evidencing the identity, authority and capacity of each Responsible Officer thereof
authorized to act as a Responsible Officer in connection with the Security Documents to
which such Loan Party is a party have been amended since they were delivered, and (iii) that
the execution and delivery of the Security Documents has been duly authorized; and(h)   such other documents and certifications as the Administrative Agent may reasonably
require to evidence that each Loan Party is duly organized or formed, and that each Loan
Party is validly existing, in good standing and qualified to engage in business in each
jurisdiction where its ownership, lease or operation of properties or the conduct of its
business requires such qualification.