These are some off- page techniques help to increase traffic:
1) Forum posting
2) Blog Commenting
3) Article submission
4) Press release
5) Social Bookmarking
6) Directory submission

These are few best & effective off-page SEO techniques-
QnA.
Forum Posting.
Web 2.0 submission.
Guest Blogging.
Micro-blogging.
Info-Graphics creation & submission.
Social bookmarking.
Blog Creation and Sharing.

SEO Off Page Activity List :

Social Bookmarking
Photo Sharing
Local Listings & Yellow Pages
Article Submission
Classifieds Submission
Social Network
Question Answering
Web 2.0
Forum Postings

SEO Off page Techniques are
Micro Blogging
Forum posting
Directory Submission
Article Submission
Guest Blogging
Infographics
Web 2.0
Local Listings
QnA
Blog Commenting
Video Posting
PPT/PDF

21 Off-Page SEO Strategies to Build Your Online Reputation..

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