• One of the main areas that is cause for concern and stress is toilet training the pet. Some pets are easier to train in this area than others. There are ways to explore when it comes to toilet training a dog and with a little research and a lot of patience, it is possible to find the best way that will suit both the dog and the owner well. • Another area that is usually a cause for concern is how the dog behaves in any given environment. Some breeds adapt well to changes in their surroundings, such as noise levels, weather conditions, more people present and anything else that alters the usual immediate environment of the animal while others can be greatly disturbed.