Learn how to make a simple door alarm to enhance your home security with our step-by-step guide. This DIY theft alert alarm ...

In this step-by-step tutorial, you'll learn how to make a very loud, simple, and powerful alarm using everyday materials.

The best DIY home security systems are affordable and easy to set up without a professional. Some or all of the mortgage lenders featured on our site are advertising partners of NerdWallet, but this ...