Specialized dog containment will keep your dog safe in a designated area without the eyesore or cost of traditional fences. Little dogs, very large dogs, and stubborn dogs may require a specialized dog containment system. For instance, you would not want a Chihuahua to be on the same system as a Doberman. With a specialized dog containment system a pet owner can rest assured that their dog fence will work for the type of pet they may have no matter what size or temperament.