books.google.com.au - Written especially for beginning canine Agility competition enthusiasts, this manual covers all aspects of the competitive sport. The author starts with instruction on evaluating a dog's physical fitness and overall readiness for Agility training, then makes specific diet recommendations, and advises...http://books.google.com.au/books/about/Introduction_to_Dog_Agility.html?id=WeylCn55BYIC&utm_source=gb-gplus-shareIntroduction to Dog Agility