A few links to some useful websites . . . there are many more!
Wikipedia on Cheng Man Cheng (lists the names of the postures)
Demonstration of the form (Tricia Yu, Youtube link)
Health benefits (references to research articles)
Tai Chi (Wikipedia)
Cheng Man Cheng (the official site)
Center States Tai Chi Chuan (Kansas City)
For more information, call 314.961.1355, or email firstname.lastname@example.org