ARIDO and IIDEX/NeoCon Canada have added the Green Building Festival (GBF) as a co-located show with IIDEX/NeoCon Canada Exposition and Conference 2009 held September 24 and 25 at the Direct Energy Centre in Toronto. IIDEX/NeoCon Canada and the Green Building Festival have forged a strategic partnership to advance the educational opportunities on sustainable design and architecture, offer an expanded range of exhibitors focused on sustainability, and develop site tours to create one of the largest green building and design events in Canada. The Green Building Festival will present its conference on September 23 and 24, and hold a co-located exposition with IIDEX on the 24 and 25.