A specific alphanumeric string that, when applied during the checkout process on Amazon, provides a discount or promotional offer when a Discover card is used as the payment method. These offer types might include a percentage off the total purchase, a fixed dollar amount reduction, or other incentives such as free shipping.
Such promotions incentivize card usage and increase consumer spending on Amazon.com. They represent a strategic partnership between financial institutions and e-commerce platforms to acquire and retain customers. Historically, these types of promotions have been used to encourage adoption of new payment methods or to boost sales during specific periods.