Electronic dog collars are valuable training tools that can treat a variety of behavioral problems in dogs that don't respond to any other form of training. (puppy-training-solutions.com)
Again, the way you raise any dog can result in a variety of behavioral problems with may include excessive barking, biting, and separation anxiety. (smallbreeddogs.net)
Can you place medium and large dogs with behavioral problems in foster homes and see their behavior improve? (maddiesfund.org)