This textbook contains material for the individualized instruction of students training for careers in service stations; automotive, tire, battery, and accessory retail stores; oil jobbers and petroleum product wholesalers, or any wholesale or retail establishment that sells automotive products and services. Included among the topics addressed in the individual units are the following: beginning duties (housekeeping, opening and closing, daily duties, driveway sales, sales transactions, and job health and safety); automotive products technology (fuels, motor oils, filters, batteries, tires, spark plugs, lighting and electrical accessories, mufflers and exhaust system parts, hoses and drive belts, and wiper and washer parts); automotive services (air conditioning, brake systems, cooling systems, chassis, and tire service and repairs); and management and operations (customer relations, stock and inventory control, controlling losses and shortages, promoting a business, employee motivation and incentives, management and administration, and establishing and operating a business). Competency-based in approach, the lessons contain objectives, technical information, and suggested projects. (MN)