Follow this checklist to ensure you are fully prepared and confident for your interview day. 1. Know Your Visa Category Understand your visa type clearly (B1/B2, F1, H1B, L1, O1, etc.).  Be prepared to explain the purpose of your travel in simple, confident language. U.S. visa applicant handing over documents during an interview at a consular services office. 2. Keep All Required Documents Ready Prepare your mandatory and supporting documents: Passport (valid) DS-160 confirma