The T815 has just a bit more features than the T805 -- but both fit in your pocket, have visual and spoken directions and points-of-interest location (like the hole-in-the-wall burger joint).

ENGADGET: Motorola T805 and T815 navigators: for most Bluetooth phones

This segment offers handheld and portable devices, and related software that can deliver real-time location data and directions to specific destinations.

FORBES: Garmin: Navigating Its Way To Holiday Profits

With indoor location, users can get turn-by-turn directions inside buildings, just as they would outdoor with GPS. While retailers can target consumers as they get closer to their shops, sending promotions and coupons directly to their smartphone.

FORBES: Pole Star Unveils Indoor Location Cloud For iPhone, Android (video)

However, the road was closed in both directions for about four hours until the truck and its trailer - designed for use during location filming - could be removed.

BBC: Lorry driver hurt in Woolhampton pub crash

Excite Mobile's location-based services, which include yellow pages and white pages, driving directions, and an ATM (automated teller machine) locator, are provided by AirFlash Inc.

CNN: Excite launches mobile Web portal

Precise location enables consumers to check-in with friends, find nearby concerts and exhibits, or get directions to the destinations of their choice.

ENGADGET: Motorola gives Google the boot, turns to Skyhook for location services