Clickers for training dogs; Dog whistles; Electronic devices for locating and tracking pets using global positioning systems; Computer hardware and software system for tracking people, objects and pets using GPS data on a device on the tracked people, objects and pets; Electronic animal confinement systems; Electronic animal training systems comprised of hand held transmitters and receivers worn by animals to activate a method of stimulation or correction; Electronic animal training devices, namely, hand held ultrasonic sound emitters; Electronic devices to repel unwanted animals, namely, non-lethal security devices which use a light source, sounds, or sprays to repel animals; Radio transmitter-controller and automated pet door combination, sold as a unit, that allows animals to enter and exit a confined space; Electronic devices to repel unwanted animals, namely, stationary ultrasonic sound emitters, stationary audible sound emitters and electrified stands for bird houses and controllers therefor