Facebook has recenly enable the find your Facebook friends who are all living nearby your place.This is really a very good feature for all the Facebook addicted people using Facebook on mobile.Because on the go if you find any of the friends in nearby place you talk directly instead of typing in the small screen.
This feature is enabled recently on all the mobile devices which facebook got installed on the device.By default this feature has enabled on Facebook apps without informing users as well as publicly Facebook didnt announced this feature as well.May be its just for trial or test version which is enabled on the
mobile device.Previously this feature called as "Friend shake".
The below image represent that "Find friends nearby" feature has removed by Facebook due to some privacy concern.
Facebook has recently acquire the ambient social app Glancee which will list down the online or offline users within the specific range limit.Now Facebook acquired this company and enable "Friend Shake" facility on the mobile using Social app Glancee's technology. But this feature creates lot of privacy settings and policy as per the government rule.So as of now Facebook temporary suspended this feature and soon come up with some privacy policy settings.