How do you speak dog?

People ask all the time how do you understand a dog? Well you can understand a dog just by reading their sign language. Examples are: if a do scratches on their food dish then that means they want food. Also if they whine by the door that means they have to use the bathroom. Dogs have many ways of saying or doing things to tell you something. Next time you look at your dog try to understand what he or she wants. They all have needs you know.