Cancellations must be received in writing, on company letterhead, and faxed, mailed or emailed to the ACWWA Office. Phone cancellations are not accepted. All cancellations postmarked/fax-dated 14 days in advance of the conference start date will receive a full refund, minus a 10% administrative fee. Cancellations between 7 and 14 days of the conference start will receive a 50% refund.  Cancellations less than 7 days in advance of conference will not be refunded.  Please note that substitute registrants are welcome.  Fax requests for substitutions or cancellations to 902-435-7796 or email  This e-mail address is being protected from spambots. You need JavaScript enabled to view it .