This Operations Manual has been prepared by Boeing Commercial Airplanes Group, Customer Services Division. The purpose of this manual is to:• provide operating limitations, procedures, performance, and systems information the flight crew needs to safely and efficiently operate the 747-400 airplane during all anticipated airline operations• serve as a comprehensive reference for use during transition training for the 747-400 airplane• serve as a review guide for use in recurrent training and proficiency checks• provide operational data from the FAA approved airplane flight manual (AFM) to ensure legal requirements are satisfied• establish standardized procedures and practices to enhance Boeing operational philosophy and policy