Yelp and a coalition of like-minded travel and shopping websites have created an elegant demonstration of the way they say Google biases search results in favor of Google's pages.
It's a Chrome browser extension that Yelp says strips Google+ pages from Google's search results, forcing the search engine to display only the "organic" results Yelp says Google would serve if it wasn't biased in favor of Google's own sites and links.
The device lets you compare Google's results with and without interference from Google+, the anti-Google coalition says. (We have a couple of screengrabs below demonstrating the difference.)...
Yelp leads a campaign to show what Google search results look like when Google's thumb is removed from the scale. Valuable reading for social marketing pros.