Yelp 7 is a crowd-sourced local business review and social networking platform. Individual locations, such as restaurants or schools, have pages on the site where Yelp users can rate and review their products or services on a one to five-star scale.


Pinterest 8

Pinterest is a unique platform that sets it apart from other photo-sharing services. Users construct personal pinboards using existing photographs submitted by friends, acquaintances, and even companies, rather than sharing photos directly with peers.