Paint the stairs and other concrete - simple/low cost for big appearance upgrade.
Move the bathroom signs that the "Beer" and I guess other concession signs have covered up so that they are once again visible.
Not only should straight party voting be taken off the ballot, I sometimes think the (R), (D), (I), (incumbent) should be removed too. If you don't know the name of the person you want to vote for perhaps you shouldn't be voting for anyone.
Remembering the old Lewis Field south stands seats that people would fold up/down to spell words visible from Hall of Fame road. It was always fun to see what was spelled out when driving by on my way to school.