If you consider buying tires in Walmart tire center but you are not sure it is the best choice, then you should know more about Walmart. Every week it serves customers about 200 million times. It consists of almost nine thousand retail outlets. Wal-Mart retail stores work in fifteen countries. In 2010 Fortune Magazine conducted the survey to find out the most admired companies. Walmart chain took the first position. In the USA Wal-Mart sells about 20% of all retail which is the best proof of the company’s success.