Puppies grow fast! Make sure you don't miss the opportunity to give him the foundation that they will carry for the rest of their days. Look at this13 week old puppy and same dog as an adult doing the object guard routine. You can teach your dog to guard anything or anyone you like! Reverse your build up and make it happen today. Create! don't sit, wait and mark... Click here for more info on our blueprint for dog training: http://stsk9.com/puppy-university | STS K9 - Nino Drowaert