No amendment or waiver of any provision of this Agreement or the Notes, nor consent to any departure by the Borrower therefrom, shall in any event be effective unless the same shall be in writing and signed by the Borrower and the Required Lenders, and then such waiver or consent shall be effective only in the specific instance and for the specific purpose for which given; provided, however, that no amendment, waiver or consent shall, unless in writing and signed by the Borrower and each Lender affected thereby, do any of the following: (a) waive any of the conditions specified in Section 3.01, (b) increase the Commitments of the Lenders (other than as provided in Sections 2.18 or 2.19, provided that, any increase in the aggregate Revolving Credit Commitments in excess of $1,500,000,000 will require the consent of all of the Lenders), (c) reduce the principal of, or interest on, the Advances or any fees or, to the extent then accrued, other amounts payable hereunder, (d) postpone any date fixed for any payment of principal of, or interest on, the Advances or any fees or, to the extent then accrued, other amounts payable hereunder (other than as provided in Section 2.18), (e) change the definition of “Required Lenders” or the percentage of the Revolving Credit Commitments, the aggregate Available Amount of outstanding Letters of Credit or of the aggregate unpaid principal amount of the Advances, or the number of Lenders, that shall be required for the Lenders or any of them to take any action hereunder, (f) alter the manner in which payment or prepayments of principal, interest or other amounts hereunder shall be applied as among the Lenders or (g) amend this Section 8.01; and provided further that no amendment, waiver or consent shall, unless in writing and signed by the Agent in addition to the Lenders required above to take such action, affect the rights or duties of the Agent under this Agreement or any Note; and provided further that no amendment, waiver or consent shall, unless in writing and signed by the Issuing Banks in addition to the Lenders required above to take such action, adversely affect the rights or obligations of the Issuing Banks under this Agreement.