Designed to be used in conjunction with the aeronautical charts, the CFS supports and complements the information contained on the VFR charts. Presented in book form, it is divided into six sections : General (legends, conversion tables, abbreviations, etc.), Aerodrome/Facility Directory (detailed sketch of the airports, location, obstacle clearance altitudes, etc.), Planning information (flight plans, transponder codes, weather minima, etc.), Navigation and Communications data, Military procedures, Emergency procedures.