Thailand has many tourist attractions. We can see many tourists in our country. Some tourists have a gross behavior. The first reason is the difference of the culture makes the tourists can't understand how to behave in Thailand. As a result, foreign tourists behave according to his wont. The second reason is the mistake in communication. Some tourists don't know how to behave and they don't understand an explanation in a local language. The tourists can do the wrong thing with mistake. The last reason is a depends individual on them. Someone is the person who doesn't listen to anyone, So we can't tell them how to behave in the right way. Most of the robust tourists has the gross behavior.