The extra-delicious Roast Beef and Beef 'n Cheddar sandwiches are the bestsellers in the menu for obvious reasons. The chain apparently strives to become better at its game and it shows! The restaurants are also known for their lively atmosphere, fast and friendly service, and clean facilities, too. The budget-friendly Arby's prices attract students, young professionals, and entrepreneurs as well as groups of families and friends looking for good value for their money. continues to dominate the fast-food sandwich segment with over 3,300 locations across the country. No wonder then that Arby's Restaurant Group, Inc. Sandwiches are a staple food in the United States, as well as in other countries.