After building a solid base in the basic (white belt) course, expanding on that, and continuing your journey learning the intermediate (blue belt) techniques and forms, you now move on to the advanced (red belt) techniques, forms (Pyung Ahn Sa Dan, Pyung Ahn Oh Dan, Bassai, Naihanchi Cho Dan).

This completes the required techniques and forms from white belt through 1st Dan black belt in the art of traditional Tang Soo Do,.