He admitted that the words in the review are true, but is the "negative" flag on the review true or deserved? From what I understand, just a few negative review

He admitted that the words in the review are true, but is the "negative" flag on the review true or deserved? From what I understand, just a few negative reviews can ruin someone's business on ebay and posting a negative review over 1.44$ and threatening their business sounds like a rather severe over-reaction.