All cancellations and requests for refunds must be submitted in writing to IABH. Cancellations received before July 17, 2017 will result in IABH retaining 25 percent of the exhibit fee. No requests for refunds will be granted after August 17, 2017. IABH reserves the right to resell sponsorship's not paid in full, without notice or refund, after July 17, 2017. IABH reserves the right to deny exhibit space to companies with overdue account balances with IABH.