Applying Professional Surveying Method to Outdoor Visibility
Derek BloomRMMC, United Kingdom
INTRODUCTION
It has long been a complaint that Opportunity To See, the accepted term for contact with advertising in other media, was inadequate if it was defined simply as presence in the street. Visibility is the 'raison d'etre'of the outdoor medium. A thousand passers-by who can see the panel are an audience; a thousand who cannot see the panel are a lost opportunity. In Britain, visibility has always been an important consideration. The irregular pattern of many city streets, with sudden changes in width or direction,...