Originally Posted by margarita girl

There are two important lessons here.

1) Never wait until the last minute to process your gift cards! I always go settle my bill the night before I leave when paying with gift cards because you never know what issues you will run into or how big the check out line might be.

2) When planning to use gift cards, always keep a copy of the “How to process gift cards” with you. See wiki here. Marriott Bonvoy Gift Card Use Discussion Thread