Since March 1998, it has been open to private flights, though at present only a few international ones are allowed customs clearance.

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For example, the points earned on a Merrill Lynch card can be redeemed in the form of private flights on a G4 jet.

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After the September 11 airline hijacking attacks, restrictions were imposed on private flights and many commercial flights, such as traffic planes and helicopters, crossing big city airspace.

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