Registrants with a cooperative.com login can make changes and cancellations online via My Registrations. Cancellations received/processed by _________, are fully refundable. Registrants who cancel after _________, and no-shows are responsible for paying the full registration fee. No substitution or cancellation refund is available once the online course begins. If you have difficulty cancelling online, please contact Accounts Receivable at (703) 907-6875, firstname.lastname@example.org or fax to (703) 907-5951.