No amendment, modification, waiver, termination or discharge of any provision of this Agreement, or any consent to any departure by the parties from any provision hereof, shall in any event be effective unless the same shall be in writing and signed by each of the Buyer and the Parent (or by the party providing the waiver, in the case of a waiver), and each such amendment, modification, waiver, termination or discharge shall be effective only in the specific instance and for the specific purpose for which given. No delay on the part of any party in exercising any right, power or privilege hereunder shall operate as a waiver thereof, nor shall any waiver on the part of any party of any right, power or privilege hereunder operate as a waiver of any other right, power or privilege hereunder, nor shall any single or partial exercise of any right, power or privilege hereunder preclude any other or further exercise thereof or the exercise of any other right, power or privilege hereunder. The rights and remedies provided for in this Agreement are cumulative and are not exclusive of any rights or remedies which the parties may otherwise have at law or in equity.