Information systems or information management is not something that originated in today's age of information and communication technology but it has existed since the beginning of business and only its methods have evolved in today's modern age. Information systems are a must for all large businesses today. This is an important issue for any organization. So learn about information systems or information management. Knowing the important functions of information systems should be understood. Information systems collect , transform, and process information for an organization by coordinating the resources of an organization . The Information Systems Management Label assists in planning , controlling and decision making. Managers at various levels of the organization make decisions based on the information they receive through the information system. Information systems are created and developed to assist them and meet their needs. Information systems enhance work efficiency. Information systems are used to create and enhance the quality of products of an organization. Information systems provide enhanced customer service. Information systems identify and exploit business opportunities. Information systems help to address business challenges. Information systems successfully carry out the work of exchanging goods , providing and receiving services , financial transactions , procurement of manpower for the organization, etc. The information system provides the necessary solutions for re-enactment of decisions , processes and actions. The information system completes all the work of the organization on time. Information system reduces costs.