Pre-Bid WebEx Meeting Information: REQUEST FOR BID PACKET. Contract which shall include:.How do I submit a bid or proposal? All formal bids and proposals shall be submitted as specified in the solicitation document. This document is a quick-reference guide for suppliers who would like to submit a response to a solicitation via the APP Supplier Portal. The P-Card can be used for most allowable DHHS business expenses with vendors that accept Visa credit cards. Bids must be submitted in a sealed envelope with the solicitation number and Bidder's name and address clearly indicated on the envelope. Check out what is being auctioned right now! Bids must be submitted in a sealed envelope with the solicitation number and Bidder's name and address clearly indicated on the envelope. If no email is received, please contact the City (contact listed in the Bid Document) to verify receipt.