The primary purpose of a Management Information System is to improve the efficiency of an organization's operations by providing managers with the information they need to make informed decisions. MIS typically includes systems for managing resources, inventory, personnel and systems for tracking performance and productivity. It helps in the collection, processing, storage, and dissemination of data from the organization's internal and external sources. A Strategic Information System is designed to give an organization a competitive advantage. SIS helps in strategic decision-making by providing critical information for strategic planning. This could include data on market trends, competitor analysis, or customer behavior. SIS is often used to innovate business processes, improve customer service, or enter new markets