A FlyerTalk Posting Legend
Join Date: Sep 2009
Location: Minneapolis: DL DM charter 2.3MM
Programs: A3*Gold, SPG Plat, HyattDiamond, MarriottPP, LHW exAccess, ICI, Raffles Amb, NW PE MM, TWA Gold MM
Posts: 102,617
If you want a C+ "upgrade" you should be sure to ask the GA whether C+ has BOARDED full before you board. I would expect many FAs to follow the YBYL system just like they do for FC upgrades.