Called Vivint looking for cost of system they wan...

Called Vivint looking for cost of system they wanted to set up appointment to look at existing system, ok, then wanted a credit card to make a refundable charge to setup a appointment , I should have hung up. An installer cane to "quote " the system, a mg d admitted that they could nor gibe us what we had, and that a refund would be issued. I have called and called , no refund, just lies, it's all set up, you should see it soon.....