Anyone read this book?
http://www.amazon.com/Five-Levels-Taijiquan-Chen-Xiaowang/dp/184819093X/ref=wl_it_dp_o_pC_S_nC?ie=UTF8&colid=3ATB9C53AOSU1&coliid=I1ERBRT6L5GX9Y
It's a little pricey which is why I've been hesitant to pick it up. Not only that but there's only two reviews for it on Amazon.