Since we canceled the contract with ADT Alarm System, in October 2008. Was it would take three months to decomission unknowing to us, we recently found out that allthough the system is no longer monitored, it still maks calls back to the service center sometimes up to 5 times in one day. After further investigation, spoke to local service centre to our location and was told via a service representative by the service center manager Mathew Wright- "There's a modem inside the system, I could take it out myself". On checking thi... read full review »