If you are a seller, Seller Central.
Or here on the User to User Board, where leslie moved you.
If you need detailed information, the dotCOM site has more precisely aimed Boards, but if your item is not American, you may not get much useful information.
You can't name and shame other members.
You can't use foul language.
If you go into a rant, you will get your full measure of Tough Love.
You can't , as they say, always get what you want. But you may get what you need.