By selecting this checkbox and entering a mobile phone number above, you agree to receive SMS accounts updates and promotional messages from EWC Alerts and any other future communications/specials from Moo Moo Express Car Wash. Msg frequency varies. Text HELP to 977377 for help, Text STOP to 977377 to end. Msg&Data Rates May Apply. By opting in, I authorize Express Wash Concepts to deliver SMS messages using an automatic telephone dialing system and I understand that I am not required to opt in as a condition of purchasing any property, goods, or service. Click here to read our Terms of Services , Privacy Policy, and SMS Text Messaging Terms.