The City's current and past bids, including all bid documents, questions and answers, addenda, and final results, are available on Biddingo. Projects that have been approved or are currently under construction.During this part of the bid management process, the general contractor will issue a Request for Proposal (RFP). Get competitive quotes for your project. The Proposer has verifiable financial strength, excellent safety program and record, has successfully avoided work related accidents, damage to. Two examples are the management of possible vendor conflict in supplying information for Requests for Proposals and the procurement of recycled products.