Tuition (less a $50 administrative fee) will be refunded for written cancellations received no later than (date).  If written cancellation is received between (dates) , a dbhnss credit voucher (less the $50 administrative fee) will be issued for use toward a future seminar.  There are no refunds for cancellations received after (date).  No substitutions are permitted.  Allow 4-6 weeks for refund processing.