Urgent warning to all elderly!!! Dont install an ADT security system! They will rip you off by installing more equipment and not tell you until it's all installed!

Very poor customer service. it takes forever to get them on the phone too. They do not support their own equipment. Beware, you will pay every time they come out. Zero warranty even though the...

It's not the Syracuse office that is the problem. It's John S.T. That's a huge problem at corporate. Customer service speaks poor English. They screw up billing so you have to babysit them....

I have had the ADT security system for approximately 12 years. For the first 7 years, it worked well. However, despite paying for all the upgrades that ADT recommended, the system has not worked...

Worst company EVER! Customer service is rude and would not allow me to speak with a manager when I called many times to try to resolve issue. Defender is the local franchise-They have lied and...