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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
Basically, what matters is whether it's a voluntary (by you) or involuntary change. Scheduled departure time is what matters and you can always ask for original routing credit, but not if you do a VDB.