All cash funds in the inmate's possession during the booking process are deposited into their accounts. Send only a check, cashier's check, or money order made payable to the "City of Dallas" through the mail.Post Office™. Share. Fill-out and send in form and supporting documentation establishing your right to receive the property. Phone number matched the one listed for DRG on the ed. For regular mail from any state to any state in the U.S. — not first class — the inside bound time is 7 days. Write a Formal Demand Letter in Dallas for requesting money, possession of assets, or action on a matter. In general, Texas has very few official legal forms. This is why you will not always find a free fill-in-the-blank form for your situation. General incoming correspondence includes letters, greeting cards, pictures, children's drawings, etc.