"It depends on the role and certainly to be a head coach in rugby you need to have a pretty good knowledge of the game and I would suppose to be a manager of a soccer team you'd need the same, " he said.
As I said, when things go bad, you need someone in your corner to advocate for you, someone with both knowledge and access to the reservation systems, and you certainly cannot count on the airlines, even if you are a loyal longtime regular customer.