Intruder alarms are becoming commonplace in businesses and homes, and their popularity is growing as more and more people realize the benefits that they offer. If you have ever shopped for a new home security system, then you are probably well aware of the fact that there are several different options available to you. There are do it yourself burglar alarm kits that you can pick up rather inexpensively and there are sophisticated systems that protect your entire house with a network of professionally installed sensors.