Also, applicants must bring all required paperwork, such as their Form I-20, DS-160 confirmation page, SEVIS fee receipt, passport-sized photos, and financial proof of their ability to support themselves while studying in the United States.play for fun free slots S. . In addition to demonstrating a serious interest in studying in America, being organized and prepared gives applicants confidence at this critical juncture. Documents and Requirements for F1 Visa Application In order to prevent delays or complications, applicants must carefully prepare a number of necessary documents for the F1 visa application. The main document that attests to acceptance into a full-time program is the Form I-20 that the educational institution issues.