MAMI138 In the United Kingdom, the Department for Transport has stated the slot system "is not designed to stimulate a competitive market environment and has no means of taking into account broader objectives". A landing slot, takeoff slot, or airport slot is a permission granted by a slot coordinator to use the infrastructure of an airport designated as Level 3 (Coordinated Airport) for take-off and/or landing at a specific time and date. In 2008 Continental Airlines paid US$209 million for four pairs of landing slots from GB Airways at London Heathrow Airport, $52.3m each. Slots should be administered by an independent slot coordinator, often a government aviation regulator such as the U.S. Slot Administration - U.S.|Nokia N97 Mini