eBay

Hi there,As a seller, can I stop certain abusive buyers from buying or bidding on my items?

I see some peoples photo iny inbox cleatly telling me who is the sender. This is what I want to do?

A buyer without contacting me, gave me a negative feedback for not receiving his item. Days later, he informed me that he did receive it and he is very happy about the item. I tried to have his negative feedback removed, but ebay responded that my re...