This report provides a comprehensive analysis of organisational behaviour, focusing on Waitrose as a case study. It begins by examining the influence of organisational culture, politics, and power on individual and team behaviour, and performance. The report then delves into motivation theories, including content and process theories, and their application within the Waitrose context. The second part of the report explores the dynamics of effective and ineffective teams, with an analysis of relevant team and group development theories. Finally, the report applies concepts and philosophies of organisational behaviour to the Waitrose scenario, evaluating their impact on the organisation. The report incorporates critical analysis, evaluations, and recommendations throughout, drawing on relevant literature and theoretical frameworks to provide a thorough understanding of the subject matter.