Give many details of the level of support you will be providing. (For example: I will cover all educational and living expenses.Wake Forest is authorized to sponsor students on the following two visa categories: F-1 Student Visa: This is the most often used visa category for students. This tip sheet will help you complete Form I864, Affidavit of Support Under Section 864A of the INA. Detailed. 1 students are allowed a 60day grace period following the completion of their program and their I20 end date. 864 Affidavit of support How to fill out the Form 864 immigration Tips US mmigration with Attorney Jacob Sapochnick 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. An affidavit of support is a must for Indian students if they are applying for the F1 or the Student visa. (1) Required signatures do not need to be notarized. An Affidavit of Support is US Immigration Form I-864.