The course explains the role of requirements engineering in the organizational development and information systems design. During the course students learn several requirements engineering methods, such as soft systems methodology, process oriented methods, and architecture, service, decision analysis, business rules, and agent oriented methods. The main emphasis in the course is on training the ability to understand in which situations which requirements engineering methods and tools are to be used and how they are to be combined to achieve desired level of requirements acquisition detail and manageability.