The seller of the sewing machine I agreed to buy after seeing it online went through costco.com online services for the transaction. I had several inquiries prior to transferring the agreed upon price of $1200, which were answered immediately by the Costco customer support representative. I have an invoice and tracking number. After transmitting the money via a Western Union money transfer and sending confirmation of payment to Costco, I have not heard a word. I sent numerous emails both to Costco.com and the original seller. No response ha... read full review »