Originally Posted by AAir_head

At least UA will comp you the status while you are making the challenge. On AA you don't get status until you meet the mileage requirement for the challenge--so no preferred seating/boarding and no mileage bonus until the challenge is done. Granted, a non-issue if you knock it out in one trip, but something to keep in mind if you know you'll need the full 90 days to meet the challenge on short-haul trips.

[deleted]

It seems entirely reasonable to me, anyway.