All toilets, inside or outside, require cleaning and supplying with adequate toilet paper. They may also require unblocking (after people chuck half a roll of TP down). If a couple of toilets get blocked, the others will be used more and things can go downhill very rapidly.  

All toilets, inside or outside, require cleaning and supplying with adequate toilet paper. They may also require unblocking (after people chuck half a roll of TP down). If a couple of toilets get blocked, the others will be used more and things can go downhill very rapidly.