Security cameras are designed to monitor areas of your home or yard that an intruder might try to enter in through. You can opt to install the security camera system yourself, as long as you have already bought the wireless transmission kit and some other basic supplies from your local supply store. A few tools will be required as well, but most people already have them in their home already. There is no need to tear up the lawn because the camera is going to obtain power through a power outlet on one of the outside walls of your home.