Short for Universal Product Code: (In USA) a unique 12-digit number assigned to retail merchandise that identifies both the album and the artist that sells the product.
Once the UPC code is registered, it tracks and reports sales. You can register your UPC code with Luminate.
Not to be confused with an ISBN number: The ISBN identifies the title or other book-like product (such as an audiobook) to which it is assigned, but also the publisher to be contacted for ordering purposes