Bystep guide to understanding the bidding process, along with tips on submitting a successful bid. To download a specific Request for Proposal (RFP) or other solicitation, please click on the relevant Comptroller's Office's bureau tab below and then fill outOur experienced construction law attorney can provide you with guidance on how to do business with a public agency and public contract bids: . To do business with the City of New York, organizations must create two vendor accounts. Every step of the procurement process is managed on PASSPort. Fill Out the Questionnaire.