Like cell phones and high speed Internet access, a home security system is one of those things that, once you have it, you can't see going back to not having it again. There is such a feeling of comfort in knowing that your home, your loved ones, and everything else you've worked for is that much safer.

Experts estimate that 20 of all homes will be broken into with more expensive homes and homes near highway entrances being more likely to be broken into. In addition, houses without alarms and lawn signs are approximately 3 times more likely to be targets as homes with a security system and clearly posted yard signs. The mere fact that you have a security system increases the likelihood that you will never have an emergency where you will have to rely on it.

But if an emergency does arise, you'll be happy you have the support a home security system provides. If you have a burglar or attacker so brazen that they are not scared off by the lawn signs and the howl of the alarm itself, you'll be ever thankful your alarm has not only alerted yourself to the potential danger, but it has also alerted the authorities. Even if you do not have opportunity to call 911 yourself, assistance will still be on the way. It's one less thing you have to worry about so you can focus on protecting yourself or getting your family to safety.

Of course, home security systems can do much more than protect you from a burglar. Many can be equipped with smoke and carbon monoxide detectors that will also alert the proper authorities as well as sound an alarm. And while this may not seem like something worthwhile since your house probably already has detectors, consider what could happen if your house catches fire while you are not home. Instead of having to wait for neighbors to realize there is a problem which may not happen in time to save your home, the smoke detector in your home security system will alert the fire department as soon as it detects smoke which gives them a better chance of getting to your home in time to save your possessions, your pets, and the structure itself.

So when you consider that a security system helps prevent home invasions as well as helping you deal with a variety of emergencies that could arise, it is easy to see why people think of a home security system a welcome and justifiable expense.