Since its inception in 1964, Arby's has been specializing in the roast beef business. The firm is the second largest quick-service sandwich chain in the United States. Menu offered comprises of roast beef sanwiches, sides, Arby's chicken, chopped salads, toasted subs, curly fries, desserts, breakfast and shakes, among others. The firm operates more than 3,700 restaurants system wide. Arby's is a subsidiary of Wendy's/Arby's Group Inc., a franchisor of the Arby's and Wendy's restaurant systems.