Did you know you can lift the armrest on the aisle seats on American? You should.
I saw a flight attendant do it and had to know the secret. It turns out there’s a button hiding in the “armpit” of the armrest that let’s you life the thing out of the way making boarding and departing far easier (and less snaggy). It seems like this would be more common knowledge, but since it isn’t I wanted to spread the word.
Rather than post pictures, here’s a really clear (and BS-free) video I found of the process: