Does pay per click really work?

Related questions

1. Are pay per click ads worth it?
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5. Do commercials really work?
6. Why should I use AdWords?
7. When should I use AdWords?
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9. Is Google AdWords good?
10. Is Google AdWords effective?

Tags

1. #youtube
2. #click
3. #includes
4. #banner
5. #people
6. #website
7. #money
8. #things
9. #advert
10. #others
11. #since
12. #other
13. #forms
14. #while
15. #advertising
16. #class
17. #exchanged
18. #traffic
19. #whether