Ans. Advantages: Leavitt's Diamond model is a perfect one for early analysis. It gives you the initial way to understand the changes you want to implement in your organization. This model is very popular in IT and technology-based companies. These companies used to apply this model to their business. Disadvantages: Leavitt's diamond model does not take the external forces into account, which also impacts the change management. It does not apply in all the organizations and does not address issues of all the businesses. Its applicability is limited, and this is only best for IT and technology-based companies. This is best for analyzing and does not show the path for organizational change.