Which company pioneered the first modern customer loyalty program in 1981 that used a magnetic stripe card to track customer purchases and award points, revolutionizing retail marketing?

Customer loyalty programs have transformed how retailers engage with consumers throughout history. These programs evolved from simple punch cards to sophisticated digital ecosystems that track consumer behavior and preferences. This trivia question explores a pivotal moment in loyalty program history that changed retail marketing forever and established practices still influential in today's customer retention strategies.

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American Airlines with AAdvantage
Sears with the Discover Card rewards
S&H Green Stamps
Marriott Hotels with Marriott Rewards