And for those who have everything …

“Phone home without a phone” using SPOT, a personal tracker that employs GPS satellite technology to keep tabs on your whereabouts. The waterproof and floatable SPOT tracks your progress when traveling and sends messages to family and friends from anywhere in the world—even out-of-the-way places where cell phones won’t work. In case of trouble, a press of its 9-1-1 button triggers a call for help.
Price: $170, plus $100 annual service fee Contact: Findmespot.com
Source: The Wall Street Journal