Before you begin writing the agreement, make sure to obtain the contact information, payment terms, and any other relevant information from both parties. To access state bids, register as a vendor on the Utah Public Procurement Place (U3P) here.This vendor guide is designed to share with suppliers the procedures governing the sale of commodities and services to the State of. Utah. To register as a vendor with Salt Lake County visit the Utah Public Procurement Place (U3P) website. Section "L" provides specific directions for potential vendors in completing their proposals. Hover over the "State Contracts" tab on the State Purchasing website and click on "Statewide Best-Value Cooperative Contracts. Navigate to Workspaces > Vendor Management Workspace. Select the List icon. Product Vendor Service Agreement. Finalize parade line up, vendor and volunteer logistics, coordination meetings, ongoing city park and volunteer and event coordination,.