All the rage, according to Reuters:
In the age of Facebook and Twitter, a new crime has hit America: "Sharpie parties," gatherings of revelers armed with "Sharpie" magic markers and lured by social media invitations to wreak havoc on foreclosed homes....The partygoers are handed Sharpie pens on arrival by their hosts and urged to graffiti the walls - a destructive binge that often prompts other acts of vandalism, including smashing holes in walls and doors, flooding bathrooms and ripping up floors.
Banks that own the foreclosed homes are reluctant to pursue the perpetrators, [realtor Andy] Krotic says, because they don't have the resources to hunt down the miscreants. Even if they're caught, the unwanted publicity from their prosecution would likely incite more parties. "Usually they leave the damage and just drop the price," Krotic said.
Full story here.
In lesser news, when I was growing up, my mom got big into wallpaper, but before any went up, she'd give my brother and me a week or so to write all over the soon-to-be-covered walls with markers. It was the greatest.