Private tutoring represents a billion-dollar industry in the United States, serving millions of students a year. For educators, a home-based tutoring business may represent a part-time job to supplement their teaching income, a flexible career choice after having their own children or retiring from the classroom, or a uniquely fulfilling way to work one-on-one with children who need specialized help. But other people with expertise in various fields, including those with business skills, can also capitalize on this trend. In this comprehensive guide, a longtime teacher and tutor shows them how to do so.