Day discusses the concept of adjustments, where he explains how to tweak small parts of your play to improve over time. He demonstrates this by reviewing a player who played 10 games in a row, while making small adjustments each time, ultimately improving.
Part 1 – Letting the problems come to you
Part 2 – Reviewing Game 6: how all the adjustments came together
Part 3 – Reviewing Game 8: how easy it is to forget the adjustments