Originally Posted by MichPlat

I ask becaue every year I don't know whether to switch to NW rules.
I am former MSY, IAH and NYC resident with CO, but now find myself in the land of the red tail. Also know as the land of 30 year old DC9s with 16 (half empty) first class seats.
80% of my CO Plat miles and segs are from NW segments.
I have to balance the complicated rules each year to decide when to jump.
I'm sure NW would match the Plat on 1/1/06.
Of course it is all pointless speculation if the rules are matched or if NW merges with Delta to throw the whole thing up in the air.