Dit grote aantal dienstverleners in Europa, die elk hun eigen systemen aankopen, meestal hun eigen personeel opleiden, hun eigen werkingsprocedures opstellen en alleen diensten mogen verlenen in een klein gedeelte van het luchtruim (boven hun eigen territorium), veroorzaakt veel extra kosten.
There is a large amount of additional costs caused by the fact that Europe has a large number of service providers, each procuring their own systems, mostly training their own staff, creating their own operating procedures and being limited territorially to providing services in a small airspace.