From the sociological point of view to explain the different city, make people have a better understanding of city social phenomena, and guide in the city planning.

社会学从不同角度来解释城市，使人们更好的了解城市社会现象，并指导于城市规划工作。

youdao

We always wanted to be a social city guide and make your city easier to use.

FORBES: Location-Location-Location: The Corcoran Group Tips the Way Forward for Foursquare

In a list of 10 predictions for 2013 sent to clients today, PrivCo forecasts the failure of the location-based social city guide and its acquisition, at a fire-sale price, within the next 12 months.

FORBES: A Dire Prediction For Foursquare, With a Big Asterisk

Digiaro terms it a social media version of Yelp, the online city guide that offers reviews of small businesses.

FORBES: Social Slingers