There are plenty of difficult situations where you are stuck without an option except to leave your children at home unsupervised. Whenever there is an emergency situation at work or your car breaks down on the way home, it can be a scary thing to think about your children’s safety when there is no one at home with them. Home security systems will help provide the monitoring your children need when you are not able to be there with them. Strategically placing a home security system around your home can prove to be one of the most useful tools on the market today. Often it will be composed of a single monitor complete with picture-in-picture capability and anywhere from four to ten cameras. You can either have the surveillance cameras hidden or out in the open, depending on your individual preference.