11 Amazing Service Dog Facts By Staff Writer - Jul 18, 2016 4109 Share on Facebook Tweet on Twitter tweet Ask Before Petting It’s proper ettiquette to ask the dog’s handler first if it’s okay to pet their dog. You don’t want to distract a service dog. They need to stay focused and pay attention so they can do their job and keep their handler safe. Image: iStock PREV8 of 12NEXT