Yahoo! Search ("Build your Own Search Engine"). This service opens the doors for developers to use Yahoo!'s system for indexing information and images and create their own custom search engine. In January 2010, Microsoft announced a deal in which it would take over the functional operation of Yahoo! Search, and set up a joint venture to sell advertising on both Yahoo! Search and Bing known as the Microsoft Search Alliance. A complete transition of all Yahoo! sponsored ad clients to Microsoft adCenter (now Bing Ads) occurred in October 2010. On March 12, 2014, Yahoo announced a partnership with Yelp to integrate its
ChaCha (search engine) April 2009, Rick Reilly spent some time working for ChaCha for an article on "ESPN The Magazine". ChaCha (search engine) ChaCha was a human-guided search engine. It provided free, real-time answers to any question, through its website, or by using one of the company's mobile apps. The company, founded in 2006 by Scott A. Jones and Brad Bostic, was based in Carmel, Indiana, United States, part of the Indianapolis metropolitan area. Its name comes from the Mandarin Chinese word "cha" (), which means "to search." ChaCha answered questions through the use of independent contractors called Guides. Guides were paid $0.02