Except as otherwise provided herein or as specifically provided otherwise in any other Transaction Document with respect thereto, no amendment, waiver, consent, modification or termination of any provision of any Transaction Document shall be effective unless signed by each of the parties thereto affected by such amendment, waiver, consent, modification or termination. Except where notice is specifically required by this Agreement, no notice to or demand on the Company or any Purchaser in any case shall entitle the Company or such Purchaser to any other or further notice or demand in similar or other circumstances. Any investigation by or on behalf of any party shall not be deemed to constitute a waiver by the party taking such action of compliance with any representation, warranty, covenant or agreement contained herein.