Get rid of the train horn, we're the Buffalo Bills, go back to the sound of the stampede and the Buffalo stampeding on the big screen. The train horn is annoying af, why was it introduced?
The shout song after field goals is pathetic, unless it's a game winning field goal.
Bring in better known bands pre-game. Better known band = more people through security earlier = less line ups.
Let people who have been season ticket holders a long time access via the club seat entrance line. Whatever they have to set the number at to be workable. Maybe 25 years or more?