AT&T review: Business practices

My services have been suspended although I made payment arrangements. The lady I spoke with failed to enter it to my account. They turned my services off because of it and they refuse to listen to the conversation which will prove I did set up payment arrangements. I purchase a Samsung Galaxy from AT&T. With in 2 weeks I started having problems with the phone. I contacted AT&T technical support who told me the problem was in the phone and I needed to contact Samsung. I contacted Samsung and they told me to contact AT&T. After going back and forth with these 2 companies AT&T replaced the phone