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You may be trying to find a friend at a crowded plaza or curious to know when the boss is nearby, but there's an easier way to do it than just keeping watch and hoping for the best. Your Bluetooth-enabled device can tag and watch for other Bluetooth devices for you. Learn how to do it in this blog post by Rob Lightner.
Foursquare is a fun social app that lets you log your location and meet up with friends more easily. Checking in at places you visit frequently can turn into a chore, but there's a painless way to tell your Android device to check in automatically. Learn how in this blog post by Rob Lightner.
CueCat inventor's new real-world tagging technology uses all the sensors in your phone.