This Agreement and the Program constitute the entire agreement between the Director and the Company regarding the Option and supersede all prior and contemporaneous agreements and understandings, oral or written, between the parties regarding the Option. Except as expressly set forth herein, this Agreement (and any provision of this Agreement) may not be modified, changed, clarified, or interpreted by the parties, except in a writing specifying the modification, change, clarification, or interpretation, and signed by a duly authorized Company officer.