However, you must carry an appropriate immigration paperwork from Clark such as your Form I-20, Form DS-2019, or Form I-797 H1-B approval. If yes, submit one .Pdf file with all financial support documentation (including your Clark University Affidavit of Support). ii. Use this form to show they have adequate means of financial support and are not likely to rely on the US government for financial support. Submit the complete application. 3.1. Receive the application. US Government Forms to Complete. DS-160 Online, Nonimmigrant Visa Electronic Application. Completing and signing Form I-864 makes you the sponsor. 864 Affidavit of support How to fill out the Form 864 immigration Tips US mmigration with Attorney Jacob Sapochnick