With his mouth full, he can’t talk about corruption,” reads graffiti at a public toilet in Nairobi. “Muli is a one minute man,” screams writing on a toilet wall at a city university.

10. Malizia kwako Some people don’t’ understand that public toilet is meant for brief business; not staying there for half an hour thus one will never miss graffiti warning ‘malizia kwako’.

This segment of graffiti, sprayed on the wall of a public Far North toilet block, was part of $2000 worth of vandalism carried out across the district recently. Some vandals have left a trail of ...