Registrants who provide written notice of cancellation at least one week prior WSN training course start date will be refunded in full. Less than one week notice of cancellation or non-attendance will incur the full cost of registration. Participant substitutions may be made at any time prior to the start of the course. WSN reserves the right to cancel or re-schedule a course. Registrants will be informed of any cancellations at least one week prior to the course start date. WSN’s liability is limited to the registration fee.