The American Society of Interventional Pain Physicians requires a 30-day notice of cancellation. Cancellations must be submitted in writing and received by May 10, 2012; however an administrative fee of $100 will be assessed. Cancellations after May 10, 2012, will forfeit 50% of their registration fee. No cancellations accepted after May 26, 2012. Refunds will be sent after the conclusion of the meeting. Organizers reserve the right to cancel this meeting and will assume no financial obligation to the registrants for cancellation. Although registration fees will be refunded, costs incurred by the registrant (i.e., airline fees, hotel fees, or penalties) are the responsibility of registrant.