In the Memo or "For" section, write "USCIS I-765" and your SEVIS ID number, found in the in the upper left-hand corner of your I-20. Complete one Form G1450 for each card.To fill out the money order, you will need to "Pay to" U.S. Department of Homeland Security. However, you can file many USCIS forms online. You must present a photo ID, such as your passport, when purchasing a money order. Filling Out a Money Order to Pay the Form I-765 Filing Fee. This article provides information on the different payment methods available for paying the filing fees, along with instructions for each method. How to Fill Out Form I-945. 1. Type or print legibly in black ink. 2. Some USCIS field offices and international immigration offices no longer accept money orders or cashier's checks.