DEAR ABBY: My friend "Rob's" boss has invited him to be a Facebook "friend." The problem is, Rob and his friends gripe about work as well as the usual personal stuff. It's not the kind of info you want your boss to have access to. He feels uncomfortable about the invitation, but how do you say "no" to your boss? Rob is angry to have been put in this situation. -- ROB'S FRIEND
DEAR FRIEND: A polite way to refuse, if it comes up in conversation, would be for Rob to say that he prefers to keep his work life separate from his private life. But your friend should be careful about what he posts on the Internet because employers -- and prospective employers -- have been known to gain access to what folks assume is "private" communication. A word to the wise ...