The document discusses the top three sandwich companies in the quick service segment - Subway, Arby's, and Quiznos. It provides an overview of each company's industry, ownership structure, key events in their history, typical store characteristics and business strategies. Subway is the largest chain by units focusing on customized sub sandwiches. Arby's specializes in slow-roasted roast beef and turkey sandwiches. Quiznos offers made-to-order toasted subs, soups and salads. Information on each company's founders, franchise model, and recent acquisitions/rebranding is also summarized.