​​Registrants with a login can make changes and cancellations online via My Registrations​. Cancelations received/processed by August 8, 2020, are fully refundable. Registrants who cancel after August 8, 2020, and no-shows are responsible for paying the full registration fee. No substitution or cancelation refund is available once the online course begins. If you have difficulty canceling online, please contact Accounts Receivable at 703-907-6875, or fax to 703-907-5951.