OO is a chain of convenience stores in Latin America. It has several stores located throughout Mexico, is marketer Coca-Cola and beer in the country. In fact, OO is the largest customer of FEMSA Cerveza, acquiring approximately 10 of domestic beer volume in 2007. The commercial concept OO is designed to meet the needs of consumers, offering its stores operate on schedule 24 hours in many cases, as well as ease of paying bills for household services in stores. Oxxo is the business of FEMSA, the largest beverage company in Latin America, the highest growth in sales recorded in 2007, rising 13.3 to 42.103 million pesos.