Costco Wholesale Corporation, trading as Costco, is an American multinational corporation which operates a chain of membership-only warehouse clubs. As of 2015, Costco was the second largest retailer in the world after Walmart, and as of 2016, Costco was the world’s largest retailer of choice and prime beef, organic foods, Oct 9, 2018. It's no secret that Costco offers tons of savings opportunities for its members, including deals on food,…