Discover what a bid proposal is, the elements of a bid proposal, how to create one and a template and example that can guide you. These forms and instructions are provided for the proposer in Attachment 3.Local Agency Proposer DBE Commitment (Consultant Contracts); (LAPM 10-O1). We provide a line-by-line explanation of how to complete the most common government contracting forms to assist you. Bidder shall submit his bid proposal on the forms contained within these Bidding Documents (Bid. The competitive bidding process usually involves public advertisement for the submission of sealed bids, the public opening of bids, and the award of. Bidders must possess the following classification(s) of California.