The World's Fourth-Largest City Outlaws Billboards

THE WORLD'S FOURTH-LARGEST CITY OUTLAWS BILLBOARDS
[SOURCE: Adbusters, AUTHOR: David Evan Harris]
In 2007, the world's fourth-largest metropolis and Brazil's most important city, São Paulo, became the first city outside of the communist world to put into effect a radical, near-complete ban on outdoor advertising. Known on one hand for being the country's slick commercial capital and on the other for its extreme gang violence and crushing poverty, São Paulo's "Lei Cidade Limpa" or Clean City Law was an unexpected success, owing largely to the singular determination of the city's conservative mayor, Gilberto Kassab.
http://www.alternet.org/mediaculture/60084/