#10 You will also have to bathe infrequently: no more than once every six months. In dirty or rainy weather, simply wipe it off with a towel.
#11 Food can be anything. The Rottweiler is whimsical: it can eat both natural food and dry food.
#12 When living in a private house, you do not have to be afraid that it will freeze on the street: two-layer wool will protect it from frost in an open-air cage.
One has only to equip a suitably insulated booth.