By: Daniel BuellSource: Bloomberg/GettyImagesBy: BloombergThe first step in ensuring your travel is not affected by a visa or visa-issuing restrictions is to know what they are.

You need to know when and where to visit and when to leave, and you need to be able to communicate with the Embassy of the United States, the Embassy in your country, and other diplomatic representatives if you’re in the U.S.

A common mistake you make is not communicating with your embassy.

In fact, your embassy should be the first contact you make if you have any questions.

In addition, if you do not have a visa, you must contact the U