主权项 |
1. A computer-implemented method comprising:
receiving, at a processing device, a shopping list and a waypoint of a customer; generating, at the processing device, a receipt for an item within the shopping list and a map of a retail store, the map including an identifier of the waypoint of the customer; transmitting, at the processing device, the receipt and the map including the identifier of the waypoint of the customer; and receiving, at the processing device, transaction data associated with a completed transaction for the item within the shopping list at the waypoint of the customer. |