From the Digital Box Set: This week, we explore the world of loyalty programs. In this day and age, marketers do everything possible to encourage loyal customers, and loyalty programs are one of the most effective ways to retain them. We’ll go back in time to see how the first loyalty programs started, and we’ll analyze the marketing strategies behind today’s programs to see how they really work. Loyalty cards may give shoppers points, miles and merchandise, but what they give marketers is fascinating. This is an archived episode that aired originally on May 26, 2016.