PayPal.com, BidPay.com, Money Orders, Checks, and Cashiers Check are all acceptable forms of payment. If you want to mail payments, they must go to: Aaron Son, PO Box 1921, Los Alamitos, CA, 90720, USA. This is also the Refund & Exchange address. You need to send the item in the original packaging with a note of what you would like done and mail it to us. We periodically check boxes so just send it back. No contact is necessary but you should use some form of delivery confirmation/tracking.