The City is continually seeking vendors, suppliers, and contractors who can provide quality products and services at competitive prices. Bids in construction are typically submitted in hard copy.Find all specific submission details in bid document. AHA utilizes the Bonfire e-procurement platform to host all competitive solicitations. To respond to open opportunities, please register as a vendor at our Procurement Portal. For more information on registration, you may reference this article. The Prospective Bidder must complete the Bidder Declaration Form. ACR - Advertising Contract Request form. ANC - Authorization to Negotiate Contract. Owner-Builder B-General Building Construction Project Experience.