B1 VisaFrequently Asked Questions1. B1 Overview2. B1 Process3. FAQ1. What is B-1 business visa for USA?2. Who are ineligible for business visa?3. What privileges do I enjoy on B-1 visa?4. What are the limitations of B-1 visa?5. How long can I stay in the U.S on B-1 visa?6. Can I apply for extension of stay on B-1 US business visa?7. How do I apply for extension of stay on B-1 visa?8. How many weeks before the expiry of my I-94 should I apply for extension of stay?9. Can I study on B-1 visa?10. If I wish to enroll in any course of study, while on B-1 visa, what should I do?11. What documents are required to apply for US business visa?12. I have previously been refused B-1 business visa, can I re-apply?13. Where can I re-apply for B-1 visa?14. If my previous U.S. visa was cancelled, can I re-apply?15. Am I eligible for ITIN while on B-1 visa?16. Is it possible for me to travel to the U.S. without a visa?17. Who are the authorized bodies extending approval at the U.S. Port of Entry?18. As a foreign national is there any additional information which I must remember before applying for a B1 business visa?