O1 VisaFrequently Asked Questions1. O1 Overview2. O1 Process3. FAQ1. What is O-1 visa?2. What privileges do I enjoy on O-1 visas?3. What are the limitations of O-1 visa?4. How long can I stay in the U.S. on O-1 work visa?5. Can I extend my stay on O-1 visa?6. Can I study on O-1 work visa?7. Are there any travel restrictions on O-1 visa?8. How can I obtain an O-1 visa?9. Is there a way to speed up the O-1 visa application process?10. What is the advisory opinion required for O-1 petition?11. What are the documents required with the O-1 petition?12. What evidence must I provide as O-1 alien of extraordinary ability in the field of science, education, business, or athletics?13. What evidence must I provide as O-1 alien of extraordinary ability in the arts?14. What evidence must I provide as O-1 alien of extraordinary ability in the motion picture or television industry?15. Which documents are valid as supporting documents for O-1 petition?16. On what grounds can my O-1 petition be revoked?17. Can I apply for change of status from another nonimmigrant status to O-1?18. Can I apply for change of status from J-1 to O-1?19. On what visa can I bring my dependents to the U.S. while on O-1 visa?20. Can dependents of O-1 visa holders work?21. What is the difference between O-1 and EB-1(A)?22. Can I work for more than one employer on O-1 visa?23. Can I change employers on O-1 work visa?24. What is the employer's liability if my employment is terminated while on O-1 visa?