How to buy DIY home alarm and security systems

Home Security Systems
With over 2 million home robberies each year in the US alone, a security system is a worthwhile addition for many people. Professionally-installed systems can be expensive; instead we examine some of the growing number of low cost “DIY” alternatives.

The original article can be found here: http://www.extremetech.com/computing/232577-securing-your-home-getting-started

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