As a vendor or contractor, you must register online to do business with the City through the Payee Information Portal (PIP). Download our free fill-in-the-blanks supply agreement template to form a binding contract between a supplier and a purchaser.Ultimately, the parties usually agree that Seller will rep- resent and warrant: (1) matters about Seller itself; and. This guide provides the step-by-step process to report MWBE and SDVOB payments directly in the NYSCS and guides subcontractors on how to confirm those payments. Find free contract templates you can use today and download in PDF or Word. Construction contracts require a Construction Employment Report. A contract is required to participate with either of the above organizations agreements.