If bidder (Buyer) fails to pay in full, Buyer: (a) authorizes owner and/or Auctioneer to resell such property at any time at public or private sale, (b) agrees to indemnify owner and/or Auctioneer against all loss or damage upon sale, together with cost and expense thereof, including attorney???s fees, and (c) agrees to pay Auctioneer interest of 1.5% per month on unpaid balance.