“NACS was founded August 14, 1961, as the National Association of Convenience Stores. It is an international trade association representing more than 2,100 retail and 1,600 supplier company members. NACS member companies do business in nearly 50 countries worldwide, with the majority of members based in the United States. The U.S. convenience store industry, with more than 146,000 stores across the country, posted $575 billion in total sales in 2010, of which $385 billion were motor fuels sales.”
NACS – The Association for Convenience & Fuel Retailing.