Originally Posted by
redtop43
One thing I can say, although it's only partially related to the OP's question, a few years ago I was plat when I booked and flew the outbound, but a few days later, on the return, I had dropped down to gold. I was still allowed to check two bags for free on the return. However I think it was because I was plat when I flew the outbound, not when I booked it.
Free checked bags could be an issue. I have a colleague who got charged earlier this year for the second bag at check in.