You can finish the installation of your home security system in just one weekend if you know how to do it and if you already have the right tools to use in installing it. Some people may think that putting up a home security system is quite a hassle on their part but little do they know that all it takes is a cordless drill as well as a screwdriver, with the proper understanding of the process of course, and you are on your way. There are houses that have difficult corners that would be hard to install your home security systems with if you only follow the DIY methods that you know of since it may need more specific tools, but there has never been a house where I was unable to install a home security with since I believe that if there is a will, there will always be a way and that is why if you will be able to do your research, you can see that wireless is the best and most important rule for home security installation.
Unless the house that you are going to do your home security installation with has not yet been finished and insulated, it would be best for you to make use of wireless installation. This process might be easier because you should only run all necessary wiring without any effort at all, but you need to pay for the wire and the tools that you are going to need will also be many. Since running wires are known to be destroyed in no time, it would be best if you can get hold of a wireless sensor in place of it, and you should be able to sync it with a base station.
The base station and the entry sensors are two of the most important components that you need to have when it comes to your home security system so that you can be sure that you are able to put up a well designed and solid home security system. It is the entry sensors' job to make sure that it is able to sense whether a window or a door is not properly closed even if this electronic device is just a small one. It will then be able to send a signal to the base station which will respond depending on how it is being programmed. There are a lot of things that the base station may be able to do with reaction to the signals sent by the entry sensor and this includes calling a monitoring service, having a security specialist check on the household and make sure everything is okay, sounding an audible alarm, or it may be designed to do nothing.
There is no need for you to install entry sensors to all parts of your house that is why you need to make use of your common sense. If you come to think about it, the window of your two-story building is not prone to any theft especially if you do not have any trees near you.