If it is determined that you are admissible to INTO Suffolk, we will provide you with an. Use the timetable below as a guide to complete the application process successfully and apply for a F1 student visa.Please sign below and attach copies of your valid photo ID and your Immigration documents when you submit this form. Student's Signature. Suffolk's International Student Services Office (ISSO) will issue your immigration document (I-20). This generally takes 2-3 weeks. 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. In today's video we're going to fill out form i-864 the affidavit of support form together. It is one of the most confusing forms. Section A - Personal Information (Student): Please enter all your personal data here and indicate which study program you are applying for.