Find important forms and documents for Hillsborough County vendors. Beware of unsolicited purchase orders.This Agreement is made and entered into as of. You will also need to submit a completed W9 form. These are the forms that Clerk's office provides for Circuit Civil cases. Visit the Bonfire EProcurement platform to register as a vendor, view bid opportunities, or login to your account to submit and track bids. Thirteenth Judicial Circuit - Forms List. Please select the category below to expand and view general forms for those division. The Provider agrees: a. Section 1 Policing and Justice.