The SitStayFetch e-book is a very popular dog training manual that contains insider dog training tips.
SitStayFetch

Dove Cresswell is a professional Hollywood dog trainer, the lessons come in an easy to follow video format.
Dove Cresswells Puppy and Dog Training

Dog Food Secrets is a downloadable report that exposes the dangers of commercial pet foods as well as how to make your own and what brands are safe.
Dog Food Secrets