This document discusses knowledge management models and tools used at TCS. It describes how TCS uses enterprise content management to organize unstructured content and knowledge into document management systems, business processes, forms, reports, and records. Key knowledge management tools discussed include the Balanced Scorecard, Economic Value Added, Fishnet organizational model, knowledge bases, groupware, training programs like PROPEL and TBEM, communities of practice, process asset libraries, and document management solutions. The document also briefly mentions TCS's knowledge management maturity model.