System access and security remain irrevocably linked two years after the terrorist attacks of September 11, 2001. ``The only precedent we had prior to 9/11 was having to hold for 10 minutes while Air Force One took off and landed,'' NBAA Vice President of Operations Robert Blouin observed.

Few developments have had the impact on business aviation -- or generated as much controversy and misunderstanding within the industry -- as fractional aircraft ownership.

cabotage (ka b-tazh) n.(1) Trade or navigation in coastal waters. (2) The exclusive right of a country to operate the air traffic within its territory. [French, from caboter, to sail along a coast, perhaps from Spanish cabo, cape, from Latin caput, head.]