Sweetwater Park Materials. Port District shall use commercially reasonable efforts to deliver the Sweetwater Park Materials to Developer pursuant to Section 2.3.3.3 or as soon as practicable after Developer exercises the First Sweetwater Park Option or the Second Sweetwater Park Option. After Developer exercise the First Sweetwater Park Option or the Second Sweetwater Park Option, Developer shall have the right to use any and all plans, drawings and specifications that constitute Sweetwater Park Materials for construction and development of Sweetwater Park. The Sweetwater Park Materials (other than the Sweetwater Park Design Contracts that are assumed by Developer) shall remain the property of the Port District, and Developer shall return or deliver all such Sweetwater Park Materials to the Port District upon Acceptance of Sweetwater Park.