This document discusses the challenges that mobility program teams face in gathering data and insights about their international assignment programs. It notes that while sending employees on international assignments is a significant investment, many teams lack detailed data on costs, demographics of assignees, and return on investment. The document provides examples of how two companies worked with EY to develop better insights into their mobility programs through analyzing costs, immigration processes, and using technology to track data. It concludes by suggesting questions for teams to assess their current level of insight into mobility programs.