Restrictions: Subject to availability. Reservations to be made in advance with a credit card to hold the spot of the room at 800-723-6500 (ask for a senior reservation agent). A 24 hour cancellation notice must be given to avoid room charges. Valid May-October, Sunday through Thursday nights or Sunday through Fridays during November. Offer excludes concierge tower. Certificate has no cash value. Not valid holidays, conventions, or special event periods. To be used as is with absolutely no extensions, substitutions or exchanges. Certificate is void if bartered, sold, purchased or brokered. Expires November 30, 2010.