Choosing and ordering, Customer browses the catalogue or website, Customer selects the item they want, System checks if the item is in stock, Customer pays for the item, Computer processes the payment, Finding and preparing the item, System sends the order to the warehouse, Warehouse worker locates the item on the shelf, Worker checks the item is undamaged, System updates the stock count, Giving the item to the customer, Worker brings the item to the collection desk, System displays the order number on a screen, Customer collects their item, System records that the order is complete

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