The American Automobile Association was the leading automotive service chain in the United States in 2020, with over 7,000 workshops spread across the country. It was followed closely by NAPA AutoCare, which recorded more than 6,000 service provider outlets.

Your cost of goods sold is any expense that you incur when your provide a service. Essentially you have 2 primary cost of goods sold categories. Material Cost – These are the costs for purchasing parts or materials for a customer's vehicle.