In an effort to increase their quantity of local results, as well as make them more accurate, Yahoo is reportedly teaming up with Yelp. As a leader in information about localized business data, Yelp would have a wealth of data to feed to Yahoo. For those of you that actively suggest to customers to rate your product or service, this could be an easy in for gaining traffic through local Yahoo results.
Yahoo considering Yelp data for local results
by Damon Burton @ SEO National | Feb 10, 2014