The Contract and Contract Documents include this written Construction. Agreement between OWNER and CONTRACTOR, Advertisement for Bids,.CLIENT shall require the project owner to require the general contractor on the project to purchase and maintain Commercial General Liability, Automobile. Once the plans and proposal are approved, Groundwork Elizabeth can begin community engagement practices within 30 days of signed contract. Formation of Contract and Terms and Conditions. 2. An executed NonCollusion Affidavit must be included in proposal submissions. The. However, case law is clear that material and essential terms must be included to create an enforceable agreement to enter a future contract.