Building Design - AIA Billings Index http://www.bdonline.co.uk http://www.bdonline.co.uk http://www.bdonline.co.uk/magazine/graphics/logo.png http://www.bdonline.co.uk American billings index shows growth http://www.bdonline.co.uk/news/american-billings-index-shows-growth/5053799.article http://www.bdonline.co.uk/news/american-billings-index-shows-growth/5053799.article Figures for March show slow-down in growth compared to previous month Thu, 25 Apr 2013 06:55 GMT American billings index grows again http://www.bdonline.co.uk/news/american-billings-index-grows-again/5052148.article http://www.bdonline.co.uk/news/american-billings-index-grows-again/5052148.article Score increases for seventh month running Wed, 20 Mar 2013 13:56 GMT