1. Business actor
2. Business role
3. Business collaboration
4. Business interface
5. Business process/function/interaction
6. Business event
7. Business service
8. Business object
9. Product
10. Contract
11. Application component/collaboration
12. Application interface
13. Application process/function/interaction
14. Application event
15. Application service
16. Data object
17. Technology service
18. Artifact
19. Material
20. Value