Survey of over 1,000 US consumers: 77% say they use Google Maps when searching for information on nearby businesses, while 38% use Facebook and 35% use Yelp (Greg Sterling/Search Engine Land)

Greg Sterling / Search Engine Land:
Survey of over 1,000 US consumers: 77% say they use Google Maps when searching for information on nearby businesses, while 38% use Facebook and 35% use Yelp  —  The average user is on a smartphone at home - and is most likely to visit a business the next day after a local search.

source http://www.techmeme.com/191126/p3#a191126p3