What are loyalty program examples?

From Ben n Jerry's mission-driven loyalty programs that strive to resolve social issues, to the Starbucks' rewards program that lets customer enjoy their favorite Macchiato for free by redeeming their pointsbrands are becoming increasingly creative in their efforts to garner their customers' attention with unique loyalty programs. Loyalty programs are incentive schemes created to retain customers. Such rewards are proven models of successful marketing that generate good sales, while bringing customers back for more. They also establish the brand firmly in the eyes of their customers by building an emotional bond with the brand.