Condition Guidelines: Some
categories have guidelines that describe the condition of products that you list as new,
used, or refurbished.
Style guides: Most categories have
style guides that can help you create great product titles and descriptions. Category
style guides are downloadable PDF files that contain site requirements for images,
product descriptions, and more.
Categories that require approval:
Some categories require that you get prior approval from Amazon before you can start
Required product identifiers: Most
categories require a Global Trade Item Number (GTIN), such as a UPC, EAN or JAN, as a
product identifier. You can request exemptions in certain categories. Learn more about
UPCs and GTINs.