You should feel secure in your own home. If you aren't feeling secure, there may be a reason. Sometimes that gut feeling is not something you should take lightly and you should listen to it. If you aren't feeling secure in your house, you should consider getting a security alarm system installed to help you feel more comfortable. If you aren't sure if you need a security alarm system, or if you should have one installed, read on for a few reasons why you should get one.