What Yelp's new headquarters, the recently renovated landmark 140 New Montgomery, could teach the city's tech scene.
Urban Buddy helps travelers draw wisdom from veteran city residents in real-time.
Thanks to Yelp reviews.
Yelp's effort to publish restaurant health safety inspections is just the second time cities have attempted to communicate valuable information in a common language.
Small differences in ratings can really help (or hurt) restaurants.