The best weapons, and alarm mean nothing for home defense unless you have a plan to implement them. Here are some thoughts on the subject.Most of the experts agree, clearing a house is very difficult and should be left up to the professionals. I highly recommend having some type of "safe room" to sit tight and wait for the good guys to come. This place should be a room where you can cover all of the points of entry. Remember the fatal funnels. Doorways, hallways, and stairways are all choke points and can give you an advantage