Also: where and how does the dog poop/pee? How often? If they're used to doing it outside and are in a hurry, do they have a way to tell the humans? How? You r

Also: where and how does the dog poop/pee? How often? If they're used to doing it outside and are in a hurry, do they have a way to tell the humans? How? You really want to know their routine regarding that. I also hope you're okay with seeing (and cleaning) an accident here and there because the dog will be in a totally new place and may get confused (or try to mark the territory).