This cleaning proposal template will make it easier for your janitorial business to prepare bids for corporate or residential cleaning services. Place "Bid for Property XYZ" on the top of the page.This document is a bid walk through worksheet used to gather information about an office cleaning service. Bidders must submit one original and one copy of their bids, unless otherwise stated. The original must be clearly marked. A) Each contractor shall submit, with their proposal, the number of persons and the estimated number of hours to complete the cleaning for the facility. The University of Maryland, Baltimore County is requesting proposals from certified Small.