All notices and other communications shall be in writing (including facsimile or telex) and mailed, faxed, telexed, hand delivered or delivered by a nationally recognized overnight courier, if to the Borrower, at its address at 7909 Parkwood Circle Drive, Houston, Texas 77036, Attention: Treasurer, with a copy to the General Counsel, Facsimile: (713) 346-7995, Telephone: (713) 346-7550; if to any Lender, any Swingline Lender or any Issuing Lender, at its address for notices specified in its Administrative Questionnaire; if to the Administrative Agent (including the delivery of a Compliance Certificate), at its address at 1525 W WT Harris Blvd., Mail Code D1109-019, Charlotte, NC 28262, Attention: Syndication Agency Services, (facsimile: (704) 590-2790; telephone: (704) 590-2706), with a copy to 1000 Louisiana Street, 9 th Floor, Houston, Texas 77002, Attention: [                    ] (facsimile: (713) 739-1087; telephone: (713) 319-[    ]); if a Notice of Borrowing or a Notice of Conversion or Continuation to the Administrative Agent at the address for the Administrative Agent specified above; or, as to each party, at such other address or teletransmission number as shall be designated by such party in a written notice to the other parties. All such notices and communications shall, when mailed, faxed, telexed or hand delivered or delivered by overnight courier, be effective three days after deposited in the mails, when facsimile transmission is completed, when confirmed by telex answer-back or when delivered, respectively, except that notices and communications to the Administrative Agent, a Swingline Lender or an Issuing Lender pursuant to Article II or VIII shall not be effective until received by the Administrative Agent, such Swingline Lender or such Issuing Lender.