How do I submit a bid or proposal? All formal bids and proposals shall be submitted as specified in the solicitation document.Below are links to solicitations available through Maricopa County. Sealed proposals must be received and in the actual possession of the City Procurement Office on or before the exact. Clerical data entry. 5.3 Providers will be granted access to Arizona Job Connection and be expected to follow Standards of Work for data entry into the system.