For teenage entrepreneurs, running a summer business can teach a lot of lessons.

Students, of course, are taking a chance when they launch ventures of their own instead of hunting for jobs, whether for the summer or the whole year. And in doing so, they’re in for a crash course in entrepreneurship. They must learn about dealing with customer complaints, adjusting a flawed business model and more.

Read full article: The Wall Street Journal, “What Teenagers Learn When They Start a Business.”