This is true and I hadn’t considered unoccupied spaces when we were talking about businesses. And it’s true that when one area of a sidewalk is not shoveled it creates a hazardous situation where your forced to wither double back or climb into the street or continue over the snowed area. When there are areas left unshoveled they often turn into uneven icy pathways from people walking over them, which creates a hazard that remains long after snow is melted