Brand names, celebrities or other product details can't be specified in a listing if you're not selling an item by those brands
For example, if you're selling a Coach handbag, you can't mention Gucci or other brand-name handbags.
Using the words 'compatible with', 'fits' or 'for' before a brand name in the title of your listing to describe items that are universally compatible or that are compatible with an entire product class
Using the words 'fits', 'for' or 'compatible with' before the brand name of jewellery and clothing items or accessories
Comparing the item you're selling to a popular product
For example, you can't say 'the Zune MP3 player is just like the iPod'.
Hiding unrelated brand names in a listing by using white-on-white text, tiny fonts or special HTML or JavaScript code
Misspelling brand names to try to circumvent the rules
For example, using a dollar sign '$' instead of the letter 'S' isn't allowed.
Promoting your other listings and naming brands in those listings
For example, you can't say things like 'Check out my other listings for Adidas, New Balance, Nike, and Puma shoes'.
Using a question mark '?' when you're not sure about the brand
For example, you can't describe an item as 'McCoy? cookie jar'.
Including multiple brand names in a title when they describe a subsidiary of a parent company
For example, you may not say 'Old Navy by Gap' in your title.
Describing a compatible item as 'comp'