British Airways, easyJet and Ryanair have joined forces to argue that the measure is illegal on the grounds that it is discriminatory, irrational and disproportionate, Daily Mail reported. The carriers say that the move, which is due to be implemented tomorrow, was drawn up without consultation and will destroy their attempts to rebuild their businesses. A "pre-action" letter, seen by The Mail on Sunday, highlights that while "weekly commuters" such ...