Amendment and Waiver. The provisions of this Agreement may be amended and waived only with the prior written consent of the Company and the Executive.

Amendment and Waiver. Except as expressly provided above, the provisions of this Agreement may be amended and waived only with the written consent of the Company and Executive.

Amendment and Waiver. The provisions of this Agreement may be amended or waived only with the prior written consent of the Company and Executive, and no course of conduct or failure or delay in enforcing the provisions of this Agreement shall affect the validity, binding effect or enforceability of this Agreement.

Amendment. This Agreement may be amended, and any provision hereof may be waived, at any time by written agreement between the Company (with the approval of the Board) and Executive.

Amendments. This Agreement may be amended or modified only with the written consent of Executive and an authorized representative of the Company. No oral waiver, amendment or modification will be effective under any circumstances whatsoever.

Amendment. This Agreement may be amended or modified only by an agreement in writing signed by the Company and the Executive.

Amendment. This Agreement may be amended only by a written instrument signed by the Company and Executive, which makes specific reference to this Agreement.

Amendment and Waiver. The provisions of this Agreement may be amended or waived only with the prior written consent of ​ and the Executive or pursuant to Section 17, and no course of conduct or course of dealing or failure or delay by any Party hereto in enforcing or exercising any of the provisions of this Agreement will affect the validity, binding effect or enforceability of this Agreement or be deemed to be an implied waiver of any provision of this Agreement.

Amendments and Waivers. No provision of this Agreement may be modified, waived or discharged unless such waiver, modification or discharge is agreed to in writing and signed by the Executive and the Board. No waiver by either party hereto at any time of any breach by the Executive or the Company of, or in compliance with, any condition or provision of this Agreement to be performed by the Executive or the Company, as applicable, shall be deemed a waiver of similar or dissimilar provisions or conditions at the same or at any prior or subsequent time.

Amendments and Modifications. This Agreement may be amended or modified only by a writing signed by the Company and Executive, which makes specific reference to this Agreement.