Listen to this thought-provoking discussion between Michael and Rob Markey, Bain and Company's partner.We talk about customer strategy, how should we define the loyalty of a customer, what generates loyalty, what steps do you take to build loyalty in a customer base. Rob Markey, a partner and director at Bain & Company and the founder of the firm's Global Customer Strategy and Marketing practice. He is a co-author of The Ultimate Question 2.0 and is the host of the Net Promoter System podcast. He is based in New York.