Are hashtags important on twitter?

Related questions

1. Why did my twitter account get locked?
2. Which is better instagram or twitter?
3. What is the difference between Twitter and Facebook?
4. What is Twitter and how does it work?
5. Is Twitter more popular than Facebook?
6. What do ((( ))) mean on twitter?
7. Is twitter safe to use?
8. Is Twitter a social network?
9. How do I stop getting texts from twitter?
10. Can you become famous on twitter?

Tags

1. #indicate
2. #helping
3. #important
4. #content
5. #tweets
6. #certain
7. #audience
8. #interested
9. #great
10. #organize
11. #their
12. #twitter
13. #users
14. #front
15. #hashtags
16. #topic
17. #relevant