ESTA: Apply for your Travel Authorization
The ESTA is an Electronic System for Travel Authorization of the United States of America for travel to the USA. It was introduced by the Department of Homeland Security in January 2009. Citizens of participating countries in the VWP (Visa Waiver Program) can use the online ESTA application to travel to the USA for tourist or business purpose up to 90 days. The application permission form is available online and must be applied at least 72 hours prior to departure.