Bids shall be made upon the Bid Form provided in the Request for Proposals document, in ink or typewritten. In this post construction cleaning proposal template, we've set out an example case study.The Village of Riverside is seeking proposals for sewer cleaning and televising services of. Selborne Road and Parkway Road. All Prospective Vendors submitting a bid must be subscribed to this bid on the City's bidding website prior to the bid opening. This free cleaning proposal template includes an example next-steps agreement and sample contract to formalize the deal.