Training Your Labrador Retriever: Easy and Positive Dog Training. Using positive reinforcement and redirection techniques your Labrador Retriever can quickly learn anything, including how to behave in all situations, both on and off leash. Once trained, your Lab can participate in K9 sports, search and rescue, assistance and therapy work as well as many other numerous activities. This book will teach you, in a step-by-step manner, how to understand and communicate with your Labrador Retriever.