This document provides an overview of human resource management (HRM) and its functions in workforce planning and resourcing. It discusses the purpose of HRM and explores various HRM practices, such as training and development, performance appraisal, recruitment and retention, and development of healthy relations. The document also examines the advantages of these practices for both employees and employers, as well as their impact on the financial and output of organizations. Additionally, it discusses the internal and external factors that affect HRM decision-making and includes an overview of employment legislation. The content is based on the case study of Marks & Spencer, a UK-based company.