The power of pins: Probably the quickest method of fatiguing an opponent is to make them carry your weight inefficiently. The most inefficient way to carry bodyweight is with your head and shoulders. Any position that forces an opponent to bear your weight on his head and shoulders will exhaust him over time. Pins are a fine example of this. Get your chest over his shoulders and face and he will struggle under your weight. That struggle is exhausting. Pinning like this is a precursor to submission. Tired opponents always quit more easily than fresh opponents. Don't pin for points – PIN FOR pressure – and you'll have a game that opponents fear
