2. Auction winners must pay for the product they won within 3 days after the auction ends, if there is a reasonable reason for not accepting the product, please contact us in advance. We are not willing to leave negative feedback to non-paying bidders. Simply wait for all auctions to have finished and complete checkout from the most recent email or any auction page after you have finished bidding. Please leave positive feedback, if your items arrived in good condition. We will automatically leave you the positive feedback after receiving your positive feedback. Please contact us before leaving neutral or negative feedback, we always provide the most satisfactory service to our customers.