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By Rachael King
Your apps know where you are. And they use that information to help you find nearby friends, businesses, and other amenities. Software that can be downloaded onto a mobile phone uses Global Positioning System technology to determine the device's whereabouts and integrate the data into other features.
These location-aware apps are particularly prevalent on Research In Motion's (RIMM) BlackBerry, a smartphone that's used heavily by business travelers. For instance, PatternLock will keep a BlackBerry unlocked in certain places—say, at the office or at home—but keep it securely locked in other locales, as determined by the phone's owner. Another app called VQ CarFinder helps you remember where you parked your car. Prompt uses your current location and intended destination, then accounts for real-time traffic and weather to let you know how long it will take to arrive on time.
Research In Motion's BlackBerry App World, an online store that sells downloadable applications, lets users rank applications with a five-star system. Following are the top-rated location-aware apps for the BlackBerry.