Keeping your home secure protects not only your belongings and valuables, but your family as well. Installing a home security system is a smart investment. There are a few different type of home security available on the market today. The most commonly installed security system is the burglar alarm. This alarm is designed to protect your home from intruders. It is installed on windows and doors and includes motion sensors and a central control panel. Another popular option is a safety alarm system. This type of system provides protection against smoke and fire, and often includes smoke detectors, heat detectors and a sprinkler system.