Originally Posted by
TommyD2
Won't answer for her, but I would guess it is likely the same reason I have the reserve:
1) MQM boosts
2) BOGO FC ticket
3) Upgrade tie breaker
I agree that 5x versus 2x is better, but I get plenty of miles. I have the reserve for these 3 reasons.
None of these require you to put Delta flights on the Delta Reserve