If you’re looking for a dog that can help you through a multitude of different situations or activities, then you may want to consider getting a couple of German Shepherds. He is rugged, active, and can be perfect for tracking, patrolling, and guard duty. Obedience, tracking, and guarding – this is what they are best at. He can be trained to detect illegal substances and explosives, search and rescue people, and track any scent the client desires.