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Restriction (TFR) is a restriction on an area of airspace due to
the movement of government VIPs, special events, natural
disasters, or other unusual events. On any given day, there are
typically several TFRs in place across the National Airspace
System (NAS). Most non-VIP TFRs are small in scope, in non-
critical locations, or allow for some aspect of general aviation
to operate within them, albeit with some restrictions. However,
some TFRs do have a significant restrictive impact on general
and business aviation. The most common of these are VIP TFRs,
which are issued in association with the movements of the
President and the Vice President. Not quite as common are
special event TFRs, such as those established each year in
association with the Super Bowl or the UN General Assembly. The
dimensions, timing, and level of restriction for e