Hi! As another "celebration" video (of 5K subs), I've made a video that attempts to offer a general strategy for problem-solving. As I mention many times, there's no real substitute for practice, but what I'm trying to do is help you avoid those frustrating "I should have seen that!" or "How did I miss that? I knew that already" moments where your own knowledge falters. In a sense, you should be able to (at least semi-consistently) perform at your full potential. Here's the link: https://www.youtube.com/watch?v=2TNyrw4hkIY