You and your family ought to feel safe all the time while in your home. The home should be secure when they leave and come back. The best place to start in creating a plan to protect your home and family is to read this article for some great information.
After you buy your new house, get new locks. There is no telling how many key copies were made and given out by a previous owner. To make sure you are the sole person with access to the home, engage the services of a locksmith. You should also do this if your keys ever get lost.
The best home security systems do much more than sound the alarm (literally). Modern systems are often capable of detecting any open door or window and announcing that fact. For families with young children, this is excellent for alerting when a child has entered or left the house.