Interns - To Pay Or Not To Pay?

It is that time of year again -- graduate, college, and high school students are flooding your email inbox seeking real-world experience. Students volunteer to work without pay to get a better idea of a profession or an industry before taking on a lengthy and expensive course of study. You are not planning to hire this summer, but decide that you can permit a student to come in for several weeks, gain experience, and build her resume. But will this good deed go unpunished?