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. A filing fee is required for many immigration forms.If you do not submit the correct fee, we will reject your form. Yes, the case is received but it can take some time to get it in the system. Double check the address on the paperwork you sent to make sure it's correct. To fill out the money order, you will need to "Pay to" U.S. Department of Homeland Security. For all forms of payment, please make sure your SEVIS ID appears in the "memo" field. You filed your application with the USCIS Chicago Lockbox, AND your receipt number begins with "MSC" or "IOE". There are four locations – Chicago;. Your money order should be included with your other application materials.