When an invitation to bid is issued, your firm would be contacted electronically. Prospective vendors are also welcome to visit our procurement department.Bid forms are provided herewith. B. The bidder shall fill in all blank spaces in the bid form using ink or typewriter and sign same in ink. The Port Authority's general policy is to solicit competitive bids for construction work. Generally, upon receipt, all bids are publicly opened and read. This statement must be notarized. Learn about current bid and contract opportunities available to consultants, service providers, contractors, vendors, or suppliers. Below are the bids and proposals currently being solicited and the corresponding closing dates for each. Solicitations and Contracts.