Clean Tags
PagesJaunes (the French Yellow Pages) is using «clean-tags», to promote the launch of the 2005 phone books in Paris. They last only one month and have been tagged in metro stations.
PagesJaunes (the French Yellow Pages) is using «clean-tags», to promote the launch of the 2005 phone books in Paris. They last only one month and have been tagged in metro stations.

Probably inspired by British artist Moose method, the «clean-tags» technique creates graffiti by cleaning dirt from sidewalks, tunnels, walls, etc.