Before I came to the United States, a friend who had studied here told me that American friends don't greet each other like we do in Spain, where we touch cheeks ad make kissing is not common, and I've gotten used to that. So imagine my surprise when I was introduced to a new girl, and she immediately gave me the Spanish-style double kiss. When I asked my friend about this later, she explained that the girl was from a family of actors, and that "air-kissing" was usual greeting for artistic people, My friend also said that some outgoing people greet their friend or family this way, but that it would make other people feel uncomfortable.I think I'll stick to handshakes and hugs while I'm here.common