Modification or Waiver No amendment, modification, waiver, termination or cancellation of this Agreement shall be binding or effective for any purpose unless it is made in a writing signed by the party against whom enforcement of such amendment, modification, waiver, termination or cancellation is sought. No course of dealing between or among the parties to this Agreement shall be deemed to affect or to modify, amend or discharge any provision or term of this Agreement. No delay on the part of the Company or the Executive in the exercise of any of their respective rights or remedies shall operate as a waiver thereof, and no single or partial exercise by the Company or the Executive of any such right or remedy shall preclude other or further exercises thereof. A waiver of a right or remedy on any one occasion shall not be construed as a bar to or waiver of any such right or remedy on any other occasion.