Back system – the battle for position: Jiu Jitsu is a subtle . Very often there appears to be a certain battle going on between two athletes, yet the thing that actually determines the outcome of that battle is something completely different from what most onlookers think. In the case of without the gi (naked strangles – but that sounds a little strange ), particularly on the side opposite the strangle arm (what most people the “weak side”) there is a battle for that is probably the single biggest determinant of or failure. Look at how Outstanding junior squad athlete Frank Rosenthal keeps his head between his opponent's (10th Planet stand out Marvin Castelle) head and the . Failure to maintain this head position will almost always result in failure of the strangle. JIU JITSU IS A GAME OF PREREQUISITES – WITHOUT THE NECESSARY PREREQUISITES NONE OF THE MOVES WILL WORK AGAINST RESISTANCE. Your job as a developing athlete is to learn exactly what the prerequisites to your moves and develop the skills to satisfy those prerequisites every time to the point where don't even think of the move you want until those prerequisites have been satisfied. Understand that often those prerequisites are not obviously related to the skill they set up – you must think deeply about WHAT REALLY MAKES THE MOVES WORK. When you do this, soon you will be applying perfect strangles like this one!