Originally posted by airbus320:
I used certificates to upgrade a V class fare; both boarding passes indicated ML*1. I pointed this out to the agent and he didn't have a clue what I was talking about. Oh well I will send the passes in for a correction.
I believe the ML*1 is a meal code of some sort to tell cabin crew you were upgraded at the gate and if there are not enough meals to ensure that all others get their meal first.