Inventory
■ compensate for inventory variations. For example, you may find that, from time to time, your recorded inventory levels differ from what is on the shelves. These variations can be caused by data-entry errors, spoilage, and theft, etc.
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■ track the assembly of individual items into finished items. Many retailing and manufacturing businesses combine a number of inventory items to create finished items. For example, a retailer may combine a bottle of perfume, lotion, and bath salts to make up a gift pack.