The Airman Handbook Air Force Handbook 1 This manual, The Airman Handbook Air Force Handbook 1, applies to the Regular Air Force, Air Force Reserve and Air National Guard. It contains the basic information Airmen need to understand the professionalism required within the Profession of Arms.This handbook is the sole source reference for the development of study guides to support the enlisted promotion system. Enlisted Airmen will use these study guide to prepare for their Promotion Fitness Examination (PFE) or United States Air Force Supervisory Examination (USAFSE).