No amendment or waiver of any provision of this Guaranty and no consent to any departure by any Guarantor therefrom shall in any event be effective unless the same shall be in writing and signed by the affected Guarantor, the Administrative Agent and the Majority Lenders, and then such waiver or consent shall be effective only in the specific instance and for the specific purpose for which given; provided that no amendment, waiver or consent shall, unless in writing and signed by all of the affected Lenders, (a) other than to the extent expressly provided in such amendment, waiver or consent, limit the liability of any Guarantor hereunder (it being understood that waivers and amendments permitted to be made under the Credit Agreement by the Majority Lenders with respect to any of the underlying obligations guaranteed hereunder shall not be deemed to limit the liability of any Guarantor within the meaning of this clause (a)), (b) postpone any date fixed for payment hereunder in respect of any of the Guaranteed Obligations that is principal of, or interest on, the Notes (if any) or any fees, or Letter of Credit Obligations (provided that Majority Lenders can extend the date specified in the proviso to the definition of “Final Maturity Date”), or (c) change the percentage of the Commitments or of the aggregate unpaid principal amount of the Notes (if any) required to take any action hereunder.