Yahoo Inc has been founded in the year 1994 by Jerry and David. It is the American based multinational technology company with headquarter in California. The key product that has been offered by the company is the web portal which is the search engine widely used by the global market. The other services and the products are Yahoo Directory, Yahoo News, Yahoo Finance, and Yahoo Answers. The others are an advertisement, online mapping, fantasy sports, video sharing, and others. The social media service also is offered by the company. It is the most popular search engine in the United States market.