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8 March 2011, 10:36 | Updated: 9 March 2011, 16:05
Plans to control the amount of advertising and trading during next summer's London Olympics have been published.
Billboard adverts, posters, flyers, and give-aways will be banned within a few hundred metres of the 2012 Olympics venues
Organisers are keen to stamp out unauthorised trading or ambush marketing to protect official sponsors.