There are more breeds and uses for dogs in the force as there are problems. A bloodhound, when finding the one they are after - for example - would just as soon lick the person's face as get angrrrrry Lost? Fugitive? They don't care. They, like most hounds just want to be loved and run. The sheps and dobbies etc. mostly have to be trained to "protect and serve" and are so intelligent they will obey on command. Usually, in my experience, the trainers love their dogs and would be hard put to do anything but use them as backup. The sniffing dogs just want to use their sensitive noses to do their job. Dogs like to have jobs