Just got ADT security service transferred to a new place of residence. Instead of continuing the previous contract, they started it all over again. Had to pay over $300 for them to install a new system even though I am an existing customer who happen to move. After only a couple of weeks with the new system, an "Act of God" occurred frying the motherboard. I pay monthly extended warranty, but it really does not cover anything if you read over it carefully. I just had to pay over another $300 (with a "discount" after lengthy... read full review »