According to the U. Just as encouragingly, about 90 percent of car washes are owned and operated by small business owners instead of corporate conglomerates, and about 37 percent of these owners started their operations less than five years ago. In2. Between andthe number of automobile owners who used car washes to clean their vehicles instead of washing their cars themselves increased by 69 percent. Exterior Conveyor Car Washes : Of the estimatedcar washes operating in America, about 10, of them are exterior conveyor car washes. With this kind of setup, vehicle owners use a wand to wash the outside of their automobiles themselves. Many facilities have coin-operated machines that people can use to vacuum the inside of their cars, as. Around 58, businesses in the United States are in-bay automatic car washes. If your operation is going to involve washing automobiles by hand, your start-up costs will be lower than they would be for an automated car wash, but your ongoing labor costs will...