Rover Rehab Dog Training - force-free positive reinforcement training for dogs and their people! Rover Rehab offers virtual services worldwide and in-person as well as in-person training north of Boston. One-on-one, customized training plans designed to empower pets and their owners with skills to last a lifetime. Specializing in private puppy training, helping nervous and anxious pets build their confidence, and help for dogs who bark and lunge on walks. Trainer Lyz Knight is a Certified Professional Dog Trainer and Fear Free Certified Professional.