You browse a site to find an item, click on the purchase button, select the quantity, select the payment and delivery opens and get a order number, then wait until it arrives at the door.
And these consumers often visit a retail store like Wal-Mart to find the specific item they want, then search online to find the site with the best price.
One involves the player's character walking into a specific building, picking up an item, walking out - and then returning to find a new item has appeared.