Tipping is part of traveling, and how much to leave is a very individual decision. Yet, according to a poll by Bartender Magazine, members of certain professions show definite tipping patterns. Here are the top five in both the "best" and "worst" categories:

Tightwad tippers: Lawyers; doctors; bankers; teachers; computer people.Top tippers: Bartenders; service personnel (waiters/waitresses); hairstylists; tavern owners.