Yang, Cheng-Fu’s form (YCF) Videos: https://www.youtube.com/watch?v=rROYiqY72T0 first in a series of video clips covering the entire YCF form Books: http://www.taijiworld.com/assets/images/Books/Power%20Taiji.pdf is the start of a series of books, which (in part) also cover the form Grading Syllabus: http://www.taijiworld.com/Grading-Syllabus.html