Ironically there are really severe restrictions on car washes in some US states now due to water use limits and the environmental impact of runoff. It's really tough for a small operator to open a new car wash in California.

https://www.vlses.com/2024/03/06/navigating-californias-wast...

The regulatory overreach has driven up prices so much that a lot of my neighbors have gone back to washing their own cars in their driveways.