Author: Greg Derrett ~ If you need a system that will help you and your dog maximize your potential and become a winning team, this is the DVD for you! Great Dog Great Handler, The Winning Combination is the third DVD in the Greg Derrett series and builds on Agility Foundation Trainin

Author: Greg Derrett ~ If you are looking to compete in agility at any level, to understand handling, and to be able to analyze agility courses, this is the DVD for you! On Course to Excel is the fourth DVD in Greg Derrett’s series on dog agility training and follows on directly