This report discusses the impact of organisational changes, internal and external drivers of change, negative impact of organisational changes, different barriers to changes that impact decision making, and different approaches to deal with the organisational changes. It compares different organisational examples where there has been an impact of change on an organisation’s strategy and operations. The report also evaluates measures that can be taken to minimise negative impacts of change on organisational behaviour. The subject is Understanding & Leading Change Unit 17, and the course code is not mentioned. The report discusses Morrisons, a retail industry company established in the UK, and its strategies to minimize negative impacts of change.