ENTIRE AGREEMENT/AMENDMENT. This Agreement and the Registered Offering Transaction Documents constitute the entire agreement among the parties hereto with respect to the subject matter hereof and thereof. There are no restrictions, promises, warranties or undertakings, other than those set forth or referred to herein and therein. This Agreement and the Registered Offering Transaction Documents supersede all prior agreements and understandings among the parties hereto with respect to the subject matter hereof and thereof. The provisions of this Agreement may be amended only with the written consent of the Company and Investor.