I worked for ADT and found that they had discriminatory business practices. They discriminated in their pricing of systemsfor minority customers and also low income communities. Their management practices suck - if you complain about anything they make up some crap and fire you. I complained about how they were treating a disabled customer - I found that within hours - I was accused of a host of untrue stuff and within a week terminated. Be very cautious of this company they have a ton of stuff on line and in their training... read full review »