How to send a text message about car sales?

It's usually a phone call back. First, you can get some information from the customer's words; Second, language can express clearly. If you send a text message, does the customer want to know more and ask him to call you back? Third, calling can show your sincerity! Sending text messages is no good. I really haven't seen this kind of text message. What I said above is my personal opinion.