Please let us know about any other backlinking technique not mentioned in the list

Below is the list of all the techniques I know about link building. Please go through the same and let me and other people what are the other type of backlinks we are missing.

1. Images Submission
2. Infographic Submission
3. Bookmarking
4. Article Submission
5. Web 2.0 Submission
6. PPT Submission
7. PDF Submission
8. Guest Posting
9. PBN
10. Link Bait
11. Link Roundup
12. Classifieds
13. Profile Creation
14. Forum Submission
15. Directory Submission
16. Blog Commenting
17. Article Submission bookmarking (bookmarking of an article you have posted- link pyramid or ties II links)
18. Web 2.0 Submission Bookmarking (just like article submission bookmarking)
19. Press Release
20. Reviews (creating links on review website)
21. Podcasting script
22. Link Reclamation
23. Web Directory submission
24. E-mail Outreach

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