Or, noticing that your name is Olivia, don't bother holding your nuts.
Find out how the guns cycle through paint, so you can fix them on field. Saves plenty of effort if you can get that stuck ball outta the breech, rather than having to find a spare gun.
Get a ref shield, so you can get right in there. Also works wonders for helping scared girls outta the game, and you can feel all heroic afterwards.
Work hard.