This document discusses customer loyalty programs and how businesses can foster loyal customer relationships. It defines loyal customers as those with a long history of purchases from a preferred provider due to an emotional bond. The document outlines two models - the Resource Investment Model which involves businesses and customers investing special resources in each other, and the Brand Community model where customers are united through a brand. It provides examples of how businesses can give special treatment to valuable customers, seek their input, and build an online community to encourage customer loyalty.