The document describes four types of work teams: self-directed work teams that have authority to make decisions and value dissent; production cells that make products using machinery and replace assembly lines; special purpose teams formed to solve specific problems and then dissolve; and quality circles, which are voluntary groups that aim to improve quality, productivity, and self-development through problem solving and suggestions.

1. Work Teams

2. Self-Directed Work Team
• Cluster of tasks and responsibilities
• Team value and endorse dissent
• Authority to make decisions
• Use “Shamrock” structures and have some variation in membership

3. Production Cells
• Makes components or complete products
• Use of machinery and equipment's
• Quality improvement
• Replaces assembly line

4. Special Purpose Teams
• Mixture of employees, supervisors, managers
• To deal with specific problems
• Dissolved after solving the problems
• Improve the work process

5. Quality Circle
• Small Voluntary group
• Problem solving technique
• Improving quality and productivity
• Suggestions for cost control and elimination of wastes
• Self Development