AFAIK it's legal. Might be courteous to disclose "no returns accepted" on such listings, but I don't think it's mandatory, at least not everywhere.
Buy with a credit card that offers warranty coverage on purchased items.
Edit: it's probably a violation of implied warranty of merchantability.
AFAIK it's legal. Might be courteous to disclose "no returns accepted" on such listings, but I don't think it's mandatory, at least not everywhere.
Buy with a credit card that offers warranty coverage on purchased items.