Rules 

ITF Tournament Rules September 2016 - Click Here
ITF Umpire Rules September 2011 - Click Here

Patterns 

Choi Yong - Click Here
Choi Yong 1 - Click Here
Chon Ji - Click Here
Choong-Jang Tul - Click Here
Choong-Moo Tul - Click Here
Dan Gun - Click Here
Do-San Tul - Click Here
Eui-Am Tul - Click Here