Keep in mind that students have not lived in the U.S nor attending college before. What do they need to know about making and keeping friends in the U.S?
Making friends in the U.S is just loke making friends any where else. As long as you stay honest with yourself and make an effort int he relationship thaen you will make friends. Don't forget communication is the key to a good friendship so keep in touch ( use sites like Facebook, Skype, Emails, or Letters to stay in contact) and make the gesture so that your friendship will last no matter how far the distance.