The Mental Game is an unpredictable contest. You prepare as diligently as you can. But you cannot predict what the other competitors will do!
People on your team don’t show up ready to play.
Opponents bring newer attacks from every conceivable angle.
You suffer sneak attacks from negative ideas you thought you cleared from your mind years ago.
You need a quick-reference guide to protecting your mind and keeping your game sharp. Ideally, you want something you can reference on a daily basis.
You need the Best Practices.