You must complete at least one (1) Optional Line Item or all Required Line Items in the Items (F) tab in APP in order for your Offer to be considered. Sponsored proposals are submitted for review and approval through the University of Arizona's electronic research administration system, UAccess Research (UAR).The United States District Court for the District of Arizona is soliciting proposals to provide treatment services as outlined in the RFPs below. This document is a quick-reference guide for suppliers who would like to submit a response to a solicitation via the APP Supplier Portal. Please go to the Arizona Procurement Portal (APP) for information and to submit proposals. A proposal is a detailed request for funding prepared in accordance with the sponsor's instructions. A sponsor can be a federal, state, or local agency. To request event space, guest rooms or event catering, please fill out the following form as complete as possible. If you are interested in learning more, please fill out the form below and we will respond to your request in less 24 hours. Management Proposal Request.