Organization of Items on Amazon
Product Advertising API operations and response groups give you the tools you need to find the items in the store that you want quickly. Before understanding the search mechanisms that Product Advertising API operations provide and the filtering mechanisms that Product Advertising API response groups provide, it is important to first understand the way in which Amazon groups items for sale.
You will sometimes see in responses another organizing tool called
ProductGroup. This is an older concept in Amazon's
database design and it has been superseded by browse nodes and search indices. None
of the Product Advertising API operations use
ProductGroup as an input