​​​​​​​​Members with a login can make changes and cancellations online via My Registrations. While the event is free, pre-conference workshop cancellations received and processed by April 5, 2024, are fully refundable. Registrants who cancel after April 5, 2024, will be issued a refund minus a $350 cancellation fee (per course) for any pre-conference workshops. Substitutions are accepted. Pre-conference workshop no-shows and registrants failing to cancel prior to April 5, 2024, are responsible for paying the full fee for any pre-conference workshops. If you have difficulty cancelling online, you may contact Accounts Receivable at 703-907-6875 or​​