AEC Logic ProEST+ Buildings 2009 is classified as a business application, and this program is implemented with support for Windows-based systems, including Windows 95, Windows 98 and 98 SE, Windows ME, Windows 2000, Windows XP and Windows 2003. Project estimation tools and 3D drawing features are integrated into AEC Logic ProEST+ Buildings 2009, and these functionalities allow users to quickly and easily develop document presentations that outline their drawings, designs and estimation details. Dimension tracking and editing of projects along with estimate calculations are also available in AEC Logic ProEST+ Buildings 2009. This software is mainly used by contractors for large infrastructure projects that require document presentations in order to streamline necessary processes to analyze and improve architectural designs, procure needed resources and implement building plans. The features embedded into AEC Logic ProEST+ Buildings 2009 enable users to increase the accuracy of simulated building plans, correctly estimate budgetary requirements of projects and provide financial project forecasts.