He is trouble...he is occupying airport space that could usefully be filled by a non-aeronautical revenue earning facility, thereby forcing the airport to depend on its aeronautical revenue to improve its balance sheet, and consequently deterring potential customers through high aviation-related charges. Kick him out, and get in a some car parking, or retail, or a business park, increasing non-aeronautical revenue, and allowing lower charges for the airline operators. Aviation has grown up.....