9 Electronic security system comprising computer hardware, computer software, transmitters or receivers, and circuitry, for monitoring, tracking, managing, or preventing theft of carts, shopping carts, mobile storage carts, luggage carts, and cart retrievers; alarm monitoring systems for use with carts, shopping carts, mobile storage carts, and luggage carts; radio transmitters for use with carts, shopping carts, mobile storage carts, luggage carts, and cart retrievers; radio transmitters for use with computer hardware and software systems for controlling theft alarms, sound alarms or security alarms for carts, shopping carts, mobile storage carts, luggage carts, and cart retrievers; anti-theft alarms and sensors for carts, shopping carts, mobile storage carts, and luggage carts; anti-theft alarms and sensors for wheels on carts, shopping carts, mobile storage carts, and luggage carts; anti-theft computer hardware and software for ensuring the security of carts, shopping carts, mobile storage carts, and luggage carts; computer hardware and software for monitoring, detecting, or tracking the location of carts, shopping carts, mobile storage carts, luggage carts, and cart retrievers; security alarm controllers for use with carts, shopping carts, mobile storage carts, and luggage carts; remote controls for use with carts, shopping carts, mobile storage carts, luggage carts, and cart retrievers; remote control hardware and software system for monitoring status, retrieval, or transport of carts, shopping carts, mobile storage carts, cart retrievers, and luggage carts; wireless controllers for and electronic monitors for monitoring carts, shopping carts, mobile storage carts, and luggage carts; electrical and scientific apparatus, namely, computer hardware and software systems for estimating the location of carts, shopping carts, mobile storage carts, luggage carts, and cart retrievers; wireless computer hardware and software systems for monitoring, tracking, or locating carts, shopping carts, mobile storage carts, luggage carts, wheels for carts, and cart retrievers; electronic motion-sensitive switches for carts, shopping carts, mobile storage carts, and luggage carts; electronic location-sensitive switches for carts, shopping carts, mobile storage carts, and luggage carts; electrical and scientific apparatus, namely, systems comprised of computer hardware and software for calibrating sensors in carts, shopping carts, mobile storage carts, luggage carts, cart retrievers, and wheels for carts; electrical and scientific apparatus, namely, systems comprised of computer hardware and software for estimating the location of carts, shopping carts, mobile storage carts, luggage carts, wheels for carts, and cart retrievers; electrical and scientific apparatus, namely, antennas and antenna fixtures; computer hardware and software for commercial use for monitoring, tracking, managing, or preventing theft of personal mobility carts; computer hardware and software for commercial use for monitoring, tracking, managing, or preventing theft of hand baskets; electronic security system for commercial use comprising computer hardware and computer software for loss prevention of store merchandise; anti-theft system comprising computer hardware and software for controlling locking devices for carts, shopping carts, personal mobility carts and other wheeled carts; electronic and mechanical braking apparatus comprised of wireless transmitters; electronic and mechanical braking apparatus comprised of wireless receivers; electrical and scientific apparatus, namely, anti-theft systems, comprising computer hardware and software for personal mobility carts