He has no fear of cars and could easily become a casualty. Also a loose dog is an open invitation to 'dognappers'. Your Rottweiler represents a substantial investment - one which you should protect. He must always have fresh drinking water. Your Rottweiler will require certain routine health care.
Dogs are subject to many of the same diseases as man, plus some of their own.
Annual booster injections and general check ups are advisable for your dog. Your Vet should also be contacted whenever you see any signs of illness or abnormal behaviour. It is a big mistake to 'buy the dog for the kids' when it requires the management of responsible adults. It is also unfortunate for a pup to go into a home where it is resented by one family member who might have preferred another breed. You may think it strange that we seem to be discouraging you.