The research and development strategy was to stay in tune with customers‟ changing tastes. The implementation consisted of regularly reviewing and revising the menus, and the use of test kitchens for exploring new products and determining customer response. In 2003 Panera scored the highest level of customer loyalty among quick-casual restaurants, according to a study conducted by TNS Intersearch. This customer loyalty indicated the success of Panera in anticipating customer needs through the company’s research and development strategy.