1) Click on "Manage Inventory" under the 'Inventory' heading of the Control Panel.
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2) Search for your item by it's Item ID or Author / Title.
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3) Scroll down to the 'Search Results' and click the 'Edit' link under your item.
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4) Click on the 'Amazon Properties' button.
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5) Scroll down to 'Binding' under the 'Listing' heading. Select the binding that best describes your item.
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6) Scroll down and click the 'Save Properties' button to finalize.
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