A shopping display system for organizing a shopping list in accordance with the locations of products in a store and for displaying promotions in response to a product being scanned by a product scanner. The shopping list may be generated with the assistance of a cash register tape bearing the product bar codes associated with the purchased products. The product scanner is mounted on a shopping cart so that promotions are issued in response to the products while the shopper is in the middle of the shopping visit. This system includes a display mounted on the shopping cart and a product code scanner. The system may also be provided with a disk drive, keypad and wireless communications.