If a exchange student was coming to america what should they know about the culture? What should you prepare them for? What makes American culture unique?

If an exchange student was coming to America they should know about the ways of are life. For example our schools, jobs, music. American Culture is very unique, because everyone everywhere is different. There's a lot of freedom here in America. You can wear anything you want, speak mostly any langauge but the main one is English.