The US government has instituted an Electronic System for Travel Authorization or ESTA for Australian citizens before they board. This system is automated and it decides which New Zealand or Australian visitors are eligible to go under the Visa Waiver Program to the US. When you get an ESTA you are capable of using it for up to two years. If you change your name, gender or you obtain a new passport, you have to reapply for a ESTA authorization. You also need to answer all questions as you did or you’ll have to get a ESTA if you answer any questions otherwise. Another thing to note is that you should print your ESTA out before leaving your country. While all ESTA information is accessible to the applicable government and airline government, you should still have it ready to show to airlines. Check with your airline before you depart to determine if they require a copy of your ESTA. For a traveler to apply for the ESTA visa, they ought to apply through the website setup by the US Government for this purpose. Before traveling to get the visa, allow 72 hours. However, in the event, you want to travel earlier, note that these visas can be accepted in about a minute. If a visitor will get entry through the Visa Waiver Program to the USA they are only allowed to stay in the US and areas for 90 days. This period cannot be extended. If someone wishes to stay longer, they will have to obtain a Visa. If you are not able to travel without a visa, you must obtain one. This process takes a good deal more than the online ESTA visa process. Citizens of Canada don’t need ESTAs. Landed immigrants to Canada also do not have to apply for ESTA unless they are traveling to the US by air or by sea. Permanent residents of the US don’t have to apply for ESTAs. There are special laws that apply to citizens of VWP countries who opt to pay a visit to the US from Mexico or Canada. During your journey, be canceled in some instances at any time. You may need to return your card upon your death. This is done throughout the airline you are departing the US from at the airport. If you arrive on property, you will not need an ESTA. If your ESTA expires at any time during your stay, you won’t have to reapply for it in order to depart the USA. Note that while ESTA for Australians and New Zealanders permits travel into the USA, if there are any issues detected by US Customs and Border Control upon entrance into the country, it is their decision as to whether or not to enable you entry.