Many people mistakenly believe that they do not have to maintainan alarm system once it is installed in their business or home.Alarm systems are just like any other electronic system in thatregular maintenance is necessary to keep all of the componentsworking properly. In fact, depending on the actual installeddevices, there may be batteries that must be replaced, motionsensors that must be kept clean and contacts that require a regularvisual inspection. However, one of the most important steps thatmust be taken when owning an alarm system is to physically test thedevices. While this is often overlooked, it is a vital action thatmust be performed to ensure that the security system is operatingproperly.If the burglar system is not a local alarm system, meaning it isnot monitored by central