Line and staff organization, in management, approach in which authorities (e.g., managers) establish goals and directives that are then fulfilled by staff and other workers. A line and staff organizational structure attempts to render a large and complex enterprise more flexible without sacrificing managerial authority.
The type of organisation preferred for an automobile industry is line and staff organisation.

Line, staff and functional organizations is best suited for steel plants.

Line organization is suitable for
- Sugar industries
- Oil refining industries
- Spinning and weaving industries

A-B-C analysis
- Is a basic technique of materials management
- Is meant for relative inventory control
- Does not depend upon the unit cost of the item but on its annual consumption