This document discusses knowledge management models and tools used at TCS. It describes how TCS uses enterprise content management to organize unstructured content into a knowledge bank. Key components of ECM include document management, business process management, and records management. Tools discussed include the Balanced Scorecard for integrating financial and non-financial factors, and Economic Value Added for determining shareholder value. TCS also utilizes knowledge bases, communities of practice, and process asset libraries to share best practices across development centers. Training programs like PROPEL and TBEM help transfer learning between employees.