People tend to check in during these times:
There's free WiFi!
Ask about the unlimited wash pass. $35 / month.
Good people. Make sure you tip well.
Please don't forget to get cash to tip! Remember they are going something you (myself included) are too lazy to do :-).
Tip well, good guys and they leave your car sparkling.
Be sure to ask for a Stamp Card. If you get 10 stamps, the 11th Regular car wash is free.
These guys hustle for your money... hardcore. Great car wash.