Sometimes when I travel, I mix business and pleasure. Maybe it's an extra day tacked on to the end of a business trip for socializing or sightseeing. But when I do, I try to keep careful track of my expenses. Like most business travelers, I want to be able to maximize my legitimate tax deductions without making a mistake or accidentally claiming personal expenses that were actually business expenses.

That's why guest author and tax expert Frank M. Gruber has put together some tax tips for business travelers to learn what's a business expense and what's a personal expense when they're on a trip that mixes business with pleasure. (image credit: irs.gov)

