How do I complete the Full Proposal application? The Contract and Contract Documents include this written Construction.Agreement between OWNER and CONTRACTOR, Advertisement for Bids,. If you're a freelancer, contractor, or business professional, you can use our project Proposal Template to create quality proposals for your clients. In this blog, we will teach you how to write an effective construction proposal that stands out from the competition. 1.2 Proposals are to include the information requested in the Response Format document listed under Bid Attachments in the sequence and format prescribed. Lithos Engineering (Lithos) is pleased to have the opportunity to provide this proposal to Ardurra for the.