x amendments to our collective bargaining agreements for crew members and other employee relation issues; x pending or threatened litigation, investigations and enforcement actions; x our ability to keep pace with developments in technology; x seasonal variations in passenger fare rates and occupancy levels at different times of the year; x changes involving the tax and environmental regulatory regimes in which we operate; and x other factors set forth under "Risk Factors." The above examples are not exhaustive and new risks emerge from time to time. Such forward-looking statements are based on our current beliefs, assumptions, expectations, estimates and projections regarding our present and future business strategies and the environment in which we expect to operate in the future. These forward-looking statements speak only as of the date made. We expressly disclaim any obligation or undertaking to release publicly any updates or revisions to any forward-looking statement to reflect any change in our expectations with regard thereto or any change of events, conditions or circumstances on which any such statement was based, except as required by law. 6