Seen in the Mexico City area:
Other people write things like WASH ME. This jokester wrote:
“This ashfall was just a warning. I urge a human sacrifice. Any jackass will do. I propose Peña Nieto. Sincerely, El Popo”
El Popo is the volcano Popocatépetl, which has been farting a lot lately. Peña Nieto is Enrique Peña Nieto, the president of Mexico, who is…not a popular man, to say the least.