Looking for bid proposal examples? Maybe you need to know how to write a winning bid proposal.Each bid must be enclosed in a sealed envelope which shall be clearly labeled with the words "Bid. 4 "Proposal" shall mean "Bid" as defined in the EBO Ordinance. 6.1. 5-"Subcontractor" shall mean "Subconsultant" as applicable. All sealed bids must be received on or before Friday, October 19, 2018 a.m. , Palm Beach County local time. Contained one minor data entry error.