LEVER is a predictive model based on the assumption that past performance can predict future success. Using primarily historical data, it estimates the potential for a technology to have a positive impact on construction productivity. LEVER is a Microsoft® Excel file that uses economic, feasibility, usage, and impact analyses to generate a score regarding a technology's potential.NOTE: This publication's accompanying beta software is a proof of concept and is available for informational purposes only. By downloading or purchasing this publication, you understand and accept that its accompanying software may stop opening or running properly on future platforms and is not supported or maintained by CII. Both the publication and its software are protected by applicable copyright restrictions as set forth by CII. Any party interested in adapting this software is invited to contact CII Associate Director for Deployment to discuss licensing.