Rude! What You Should Never Do in Other Countries

Don't tip in Japan. Service at restaurants and hotels will likely be exceptional in Japan, but tipping isn't done; and it could be seen as degrading. Don't smile at strangers in Russia. They'll see it as an intimate gesture, indicating a genuine affinity toward another person. If you don't know them, they might consider you insincere. Don't use your left hand in India. The left hand is thought of as unclean in Indian culture, so always use your right hand to greet someone, exchange money, or pick up merchandise.