This document outlines a study focused on the financial impact of Microsoft’s unified communications (UC) products, specifically Lync 2010, on organizations. It presents a framework for decision-makers to analyze costs, benefits, and overall ROI, highlighting significant savings in telephony, IT labor costs, and increased employee productivity. Key findings indicate that transitioning to Lync 2010 can yield a projected ROI of 337% over three years, resulting in substantial cost reductions and efficiency improvements.