The pole vault is certainly considered one of the most technically challenging track and field events. Technique is certainly critical to your success, and while other factors such as strength, agility, and speed will play a massive part, without a decent pole vault technique, you will never be able to achieve what others have done.
In order to understand the pole vaulting technique it is crucial that you get some proper training from a proper coach. If you simply went out and try to do it yourself you would never ever succeed, and therefore proper coaching is certainly required.
In fact, without the proper technique you will simply end up injuring yourself. Unlike many other track and field events, the pole vault does carry with it a fair amount of risk, and if you are in properly trained you certainly open yourself up to this risk and a potential for injury.
There are certain key aspects to proper pole vaulting technique. Firstly, grip and pole selection is very important, and in addition to this your takeoff point is crucial as well. The run-up and the way in which you carry the pole vault is critical to the end result, as is the takeoff itself.
Once you have actually managed to complete all of these phases and you find yourself in the air there is a fair bit of work left to be done. It is important that you are proficient at the hang and push press phase in order to actually get over the bar. Swing and extension is crucial as well, as is the turn and the clearance.
As you can tell, there are so many different phases to a successful pole vault, and that without proper instruction, coaching, and training, it would simply be impossible to even get in the a, let alone get over the bar.