Is it legal to watch staff on CCTV?

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Tags

1. #where
2. #audio
3. #surveillance
4. #employers
5. #employees
6. #limit
7. #wiretap
8. #while
9. #usually
10. #communication
11. #makes
12. #state
13. #illegal
14. #federal
15. #monitor
16. #record
17. #union
18. #which
19. #cameras
20. #activity
21. #monitored