Article 3 1.

attach unfair and/or unjustified conditions to any contract with a participating carrier or require the acceptance of supplementary conditions which, by their nature or according to commercial usage, have no connection with participation in its CRS;

make it a condition of participation in its CRS that a participating carrier may not at the same time be a participant in another system or that a participating carrier may not freely use alternative reservation systems such as its own Internet booking system and call centres.