Forget the Six-Figure UPS Gig. You Can Make $180,000 at In-N-Out, Writes Burger Heiress Lynsi Snyder in Her New Book. by TopTechTrends In-N-Out Burger, which has nearly 400 locations in the U.S., has remained a privately run family business since the Snyder family founded the company in 1948. About The Author TopTechTrends See author's posts