Each bidder shall sign the acknowledgement on the registration form at the time the entrance deposit is paid, and a receipt will be issued. 8. How do I submit a bid or proposal?All formal bids and proposals shall be submitted as specified in the solicitation document. An email acknowledgement will be sent acknowledging receipt of your submission as soon as possible. Please provide the requested information below as acknowledgment that you have received our. Invitation for Bid noted above. The addendum shall require that the bidder acknowledge the receipt of the addendum. After Contract Award the Contractor shall complete the Vendor Registration. Please provide the requested information below as acknowledgment that you have received our Request for Proposal noted above. Please fill out the VISPDAT as completely as possible.