How do Google tags work?

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Tags

1. #third
2. #collect
3. #simplifies
4. #snippets
5. #process
6. #disable
7. #working
8. #interface
9. #information
10. #which
11. #without
12. #source
13. #having
14. #based
15. #google
16. #touch
17. #friendly
18. #parties
19. #added
20. #manager