This Guidance uses AWS services and Amazon Business to enable the redemption and fulfillment of the loyalty program, leveraging the Amazon Prime Delivery experience. Loyalty customers will have access to a customized member portal and SMS notifications about shipment confirmation and delivery, while you will have access to a data lake that consolidates customer order information and preferences.
https://aws.amazon.com/solutions/guidance/loyalty-reward-redemption-with-amazon-business/?did=sl_card&trk=sl_card