If you are travel ling to United States you will need an E. ESTA stands for Electronic System for Travel Authorization. Instant Approval for Select Countries. Successful Clients. Start Your Application Now! If you’re planning to enter or transit through the US using an ET you must apply for a visa from the nearest US embassy or consulate before you travel , which may take a number of days, or hold. After you marry, you may apply for an adjustment of status to get a Permanent Resident (Green) Card. If you don’t marry within that time, you must leave the country or face. The K-visa expires after days and cannot be extended. A visa allows a foreign citizen to travel to a U. A visa does not guarantee entry into the United States. The Department of Homeland Security (DHS), U. What is the difference between a passport and a visa? How long does it take NVC to schedule interview? How do I get a tourist visa? An award-winning online service that allows travelers...