Keeping track of your progress is paramount if you plan to improve in your jiu jitsu game. Most high level Black Belts and World Champions know that if you improve your technique by only 1% each day then the compounding effect will make you proficient in the gentle art at a very high level. Keeping a series of techniques in your head is a complex matter. This is human chess after all, for every attack there is a defense for every sweep, takedown,...