Adverts ban in São Paulo created signs with colours removed and walls with traces. These images share similar visual effect with Sophie Calle's The Detachment.
beckspacing. [Online] https://adayinthalifeof.wordpress.com/tag/sao-paulo-advertising-ban/ [10/04/2011]De Marco, T. (2007-08) São Paulo No Logo. [Online] http://www.flickr.com/photos/tonydemarco/sets/72157600075508212/ [10/04/2011]
Spurlock, M. (2011) The greatest TED Talk ever sold. [Online] http://www.ted.com/talks/morgan_spurlock_the_greatest_ted_talk_ever_sold.html [10/04/2011]