Solicitations and Contracts. Vendors interested in doing business with the city of Montgomery are asked to register through Bidnet Direct.Learn about current bid and contract opportunities available to consultants, service providers, contractors, vendors, or suppliers. Sample Contract: The Bid Document may contain a sample contract document. If so, such contract document is an example of the contract. The firm and official's name shall be used. Schedule for bidding Secondary Food Supplier Contract to the County's Aging Nutrition Program: Advertise to Solicit Bids.