Taking a dog from its owner. Some dogs are very protective of their owners and may respond more aggressively than they would in the owner's absence. Follow the same approaching guidelines when you approach a dog that's with its owner, but also make sure that you talk in a reassuring tone to both dog and owner. Be especially careful not to make sudden movements. Look at the dog but don't stare. Some dogs interpret staring as a threat or challenge.
Take the dog's leash from its owner and ask the owner to walk away from the dog. If you must lead the dog away from the owner, coax the dog with a cheerful and calm tone