This document presents an overview of corporate social responsibility. It defines CSR as a company's commitment to operate in an economically, socially, and environmentally sustainable manner. The document discusses the history of CSR and outlines its key functions such as responsible sourcing, employee engagement, and environmental protection. It also examines the potential benefits of CSR for businesses and society, including better brand recognition, cost savings, and community support. Some disadvantages like implementation costs are also noted. Examples of CSR practices and definitions from sources like the UN and World Bank are provided.