MANAGEMENT INFORMATION SYSTEM
1. Management information system is an organized portfolio of a precise system for getting, processing, and giving information in anchor of the business operations and management of an organization.
Types of Management system that is able to employ competitive advantage:
• Transaction processing system for operational data processing that is desired, for example, to register consumer orders and to outturn invoices and payroll.
• Management reporting systems competent of making reports for limited time periods, designed for managers culpable for limited functions in a firm.
• Decision support system expressly designed for the support of individual and conjoint decision making.
• Executive information system
Figure 1: management decision making levels.
3. Value of Management Information System to companies
The role of the MIS in an organization can be compared to the role of heart in the body. The information is the blood that is pumped by MIS which is the heart. In the body the heart plays the role of giving pure blood to all the elements of the body including the brain.
The MIS plays exactly the same role in the organization. The system makes sure that relevant data is collected from the various sources, processed, and sent further to all the needy destinations. The system is expected to please the information wanted of an individual, a collective of individuals, the management functionaries: the managers and the top management.

The MIS assist the clerical personnel in the transaction processing and answer their problems on the data pertaining to the transaction, the status of a particular record and references on a variety of documents.

The MIS assist the middle management in short them planning, target setting and controlling the business functions. It is anchored by the use of the management tools of planning and
By embracing CRM solutions, they were able to continue to show their customers the kind of personal attention that had defined their organization from the beginning. CRM (Customer Relationship Management) which fall under Management reporting systems.
5.3 MTN Globally - As early as 1994, just after the company`s inception, MTN realized the need to collect, assimilate and distribute information to keep abreast of fierce competition. From the development of an Executive Information System (EIS), the company has, in just a couple of years, implemented a fully-fledged data warehouse using SAS software.
5.4 Canadian National Railway system which tests its equipment on a ususal basis using a decision anchor system. A crisis faced by any railroad is worn-out or defective rails, which can result in hundreds of derailments per year. Under a DSS, the Canadian National Railway system managed to sink the incidence of derailments at the same time other companies were facing elevation.
5.5 Xerox South Africa- found a way to cut costs and share institutional knowledge with a knowledge management system that gives engineers credit for their contributions. KMS (Knowledge management system) which is categorized under Office information