Sao Paulo banned outdoor advertising a few years ago and most people there thought it was an improvement. Sorry for linking to Buzzfeed but this is the only link I could find with good before-and-after shots: <a href="http:&#x2F;&#x2F;www.buzzfeed.com&#x2F;mjs538&#x2F;sao-paulo-the-city-with-no-outdoor-advertising#.uiP0YmaQ1" rel="nofollow">http:&#x2F;&#x2F;www.buzzfeed.com&#x2F;mjs538&#x2F;sao-paulo-the-city-with-no-ou...</a>