2. 'piggybacking' on our advertisements on amazon.com. In particular, some sellers have been offering products for sale using listings created by Qualtex for products bearing one or more of our trademarks in circumstances where the third party listed item is not an exact match for the original product and has not been sourced from Qualtex. It is clear from Amazon's 'Selling Policies' that 'When listing items for sale using an existing product detail page, the product being offered must be listed on a product detail page that accurately describes the product in all respects, including with respect to the following attributes: manufacturer…Sellers may not match their item to a detail page with a different ISBN, UPC, EAN, or other external identifier'. In other words, Amazon permits sellers to use another