Businesses tend to vary how well they treat their customers. Some are solely in the business of customer retention, with customers rewarded for loyalty and more effort spent in retaining customers than gaining new ones. Other businesses are concerned with gaining new customers and prepared for those customers to migrate elsewhere - with tricks to win them back again once they do.
Through his vast knowledge and experience, Noriaki Kano—a world-famous quality guru, distinguished professor at the University in Tokyo, lecturer, writer and consultant—has developed a customer satisfaction theory best known as the Kano model. His rudimentary classification differentiates between basic and advanced attributes relating to the concepts of quality as perceived by customers.