Day[9] analyzes a game from MLG Dallas 2010 between Socke (P) and Sen (Z). He emphasizes how important it is to make a build that satisfies your goals, and how important it is not to lose focus after gaining a big lead, and why it is important never to forget to expand, even if you are in the lead. He also explains ways to deal with Mutalisks as Protoss and discusses the pros and cons of mass low tech Units vs. fewer high tech Units in late game.