Uber is using Foursquare location data to help pick you up
 

If you've used ridesharing often enough, you've probably run into problems getting the driver to pick you up at just the right spot. Ever play a frantic game of phone tag as the driver circles the block looking for you? Mercifully, that might not be...

http://www.engadget.com/2016/05/25/u...e-partnership/