By mastering the fundamentals you will be prepared to improve upon your skills and enhance your yoga knowledge.
Even those who teach are continuing their learning of yoga daily. As you continue your practice you notice that some of the more advanced poses are built on poses that were learned in the beginning. That is why it is very important to know the basic poses that are taught as yoga 101.
When starting with your yoga practice you learn that yoga is about more than just physical health. Combining breathing techniques and meditation principles into your practice is critical to have full knowledge and understanding of the teaching.