Each Guarantor hereby waives promptness, diligence, notice of acceptance and any other notice with respect to any of the Guaranteed Obligations and this Section  18 and any requirement that the Agent or the Lenders exhaust any right or take any action against the Borrowers or any other Person or any collateral. Each Guarantor acknowledges that it will receive direct and indirect benefits from the financing arrangements contemplated herein and that the waiver set forth in this Section  18.3 is knowingly made in contemplation of such benefits. Each Guarantor hereby waives any right to revoke this Section  18 , and acknowledges that this Section  18 is continuing in nature and applies to all Guaranteed Obligations, whether existing now or in the future.