In London, more money is spent on sex than going the cinema. Tart cards are the means by which prostitutes advertise, and they have become as ubiquitous a symbol of that city as the red telephone booths in which they are found. Since the early 1980s these advertising cards, posted in public phone booths around London, have evolved with printing technology into a sophisticated graphic and sociological form. While illegal, about 13 million cards are […] Read the Full Article »