I haven't even done business with them and I never...

I haven't even done business with them and I never will! They called me and I made an appt which they never showed up to. Then, 6 months later, they call me, and while I'm trying to explain what happened, he started talking over me and then hung up. I called back 4 times, and got hung up on each time when I tried to explain the story. So rude!