Originally Posted by
Antarius
Agreed. I think the FAQ you posted is pretty clear on the subject.
Award certificates can be used through December 15, 2023. Unused flight and upgrade certificates will be automatically converted back to Business Extra® points on December 16, 2023, and those points may be converted to AAdvantage® miles or donated to charity through January 31, 2024.
I wonder if BXP1 upgrades that are waitlisted are considered "used" in this context?