This article discusses how to best use exhibits, addenda, schedules, and amendments with real estate leases and other contracts. Harris Govern, a Division of Harris Computer Systems, appreciates the opportunity to provide a response.Exhibits, addenda, and schedules all can be attached to contracts. They should be agreed to before the contract is signed. Exhibit A. Pathways to Play Agreement with Cameleoh! This Contract (the "Contract") between the City of Keller, Texas, and Cameleoh! The law of the State of Texas governs this contract. All applicable policies shall name the City as an additional insured thereon, as its interests may appear. 1523 Pacific Ave, Santa Cruz, CA 95060. 25.