Which religious text holds the Guinness World Record for being the most distributed book through a customer loyalty program?

Religious texts are not just spiritual guides but also consumer products with fascinating marketing histories. This poll explores the interesting business side of sacred literature distribution. From innovative sales strategies to unexpected retail partnerships, the commerce of faith has evolved dramatically over the centuries while maintaining its core purpose of spiritual guidance.

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Gideon's Bible, through their hotel placement program which rewards participating hotels with marketing benefits
The Book of Mormon, through the LDS Church's referral rewards system that grants members spiritual merit points
The Bhagavad Gita, through ISKCON's spiritual rewards program offering meditation retreats to distributors
The Quran, through Islamic bookstore membership programs offering graduated discounts based on distribution numbers