Core Point - Jack in the Box is returning to the Chicago area after a 40-year absence, with plans to open multiple locations in the suburbs [4][6]. Group 1: New Locations - The first Jack in the Box restaurant in the northern Illinois suburbs will open in Lake in the Hills, specifically at 320 N. Randall Road, which was previously an Arby's [4][5]. - The Lake in the Hills location is set to open on August 18 [5]. - The company aims to establish a total of 125 restaurants throughout the Chicago area, starting with locations in Lake in the Hills, Tinley Park, New Lenox, Naperville, Plainfield, Carol Stream, and Countryside [6]. Group 2: Operational Features - The new locations will offer dine-in, drive-thru, and mobile ordering options, and will operate 24 hours a day [6]. - Jack in the Box is known for a diverse menu that includes burgers, tacos, chicken sandwiches, milkshakes, breakfast items, and late-night snacks [6][7]. Group 3: Company Background - Jack in the Box currently operates 2,100 locations across 21 states [7]. - The company has a history of introducing industry standards such as the drive-thru and breakfast sandwiches, and it features one of the largest menus in the quick-service restaurant sector [7].