After implementing mobile chat and guide functions, Total Gym Fitness has found that its mobile customers are five times more likely to engage with mobile guides on the smartphone in the early ...

Wells, John R., Elizabeth A. Raabe, and Gabriel Ellsworth. "Bally Total Fitness (A): The Rise, 1962–2004." Harvard Business School Case 706-450, November 2005 ...

Wells, John R., and Gabriel Ellsworth. "Bally Total Fitness (B): The Fall, 2005–2016." Harvard Business School Supplement 717-422, October 2016. (Revised January 2017.) ...