Fill in the recipient and your address; for bills, include an account number; sign it; keep proof of payment. Decide on the money order amount.At Your Exchange, We are the Best Place To Purchase Money Orders to Take Care of Your Financial Needs. Find a Minneapolis-Area Store Today! Step One on How to Fill Out a Money Order. Fill out the recipient's name and or payee on the pay to the order of the line. Only mail the form and the money order. 3. Correctly fill in the appropriate information and verify that all the fields are filled out. a. The money order has a purchaser section, which you'll fill out with your name and address. Her address is 5677 Carter Street, Minneapolis, MN. 55454.