R.S. Means provides construction cost information. They publish an annual collection of construction cost data books. As a member of the Construction Market Data Group, Means provides accurate and up-to-date cost information that helps owners, developers, architects, engineers, contractors and others to project and control the cost of both new building construction and renovation projects. R.S. Means' website (www.rsmeans.com) provides access to free tutorial software to help users find the information they need from Means' cost data books.