This report evaluates the impact of Human Resource Management (HRM) practices on Marks and Spencer's (M&S) competitive advantage, specifically within the French market. The report begins with an overview of M&S, its aims, and objectives, which are centered on assessing HRM practices to meet international standards and gain a competitive edge. It includes a project management plan with a Work Breakdown Structure (WBS) and Gantt chart, outlining the project's scope, risks, and timeline. The research methodology employs an inductive approach with an interpretivism philosophy and descriptive research design, utilizing both primary and secondary data collection methods. Primary data is gathered through questionnaires, exploring employee perspectives on HRM policies. The report then presents the findings of the research, analyzing the impact of HRM practices like recruitment, selection, and training on organizational performance, and providing recommendations to enhance M&S's competitive position. The research also considers ethical considerations and data assessment techniques, including qualitative data assessment using thematic analysis and simple random sampling. Finally, the report concludes with a discussion of the findings and their implications for M&S's HRM strategies.