The Four Most Common Canine Behavioural Problems.Whether your dog is large, small, young or old, they all have one thing in common: they need to be trained, managed and kept under control, both in order to ensure the safety of your dog and the people that they come into contact with, and simply because an unruly dog can be a real pain! While different dog breeds have different intelligence levels and so, there is a lot of variation between what you can expect different dogs to be able to learn and achieve, all dogs should be at the very least be obedient, responsive, and able to follow the most basic and important commands.email me for more info.my email address is(sakillarriy@gmail.com,,,,,,,,,,,,,(sakillarriy@gmail.com)