Subject to Section 8.1(d), at any time prior to the Closing, Sellers’ Representative (on behalf of Sellers, the Company and the Blocker) may (a) extend the time for the performance of any of the obligations or other acts of Buyer contained herein, (b) waive any inaccuracies in the representations and warranties of Buyer contained herein or in any document, certificate or writing delivered by Buyer pursuant hereto or (c) waive compliance by Buyer with any of the agreements or conditions contained herein. Subject to Section 8.1(e), at any time prior to the Closing, Buyer may (i) extend the time for the performance of any of the obligations or other acts of the Company, the Sellers or Blocker contained herein, (ii) waive any inaccuracies in the representations and warranties of the Company, the Sellers or Blocker contained herein or in any document, certificate or writing delivered by the Company, the Sellers or Blocker pursuant hereto or (iii) waive compliance by the Company, the Sellers or Blocker with any of the agreements or conditions contained herein. Any agreement on the part of any Party to any such extension or waiver shall be valid only if set forth in a written instrument duly authorized and executed on behalf of such Party. No course of dealing or other failure of any Party to assert any of its rights hereunder shall constitute a waiver of such rights.