Hoi Lads, Here Prasanth,    
This are the some list i know in off page,     
* link submission
    * relevant links submission
    * niche links submission
* blogs submission
* bookmarking submission
* ping sites submission
* article submission
* press release submission
* classifieds postings for promotion
* blog commenting
* social site creation
* comment love blogs
* submite site to search engines

Social Bookmarking,Directory Submission, Forum Submission,Guest posting too

Directory Submission
Blog Commenting
Social Bookmarking
Forum Posting
Photo Sharing
Video Promotion
Press Release
PPT Sharing
Guest Blogging
Article Submission

These are sone off page seo techniques
social book marking
directory submission
forum posting
blog commenting
article submission
press release submission
guest blogging
thanks

We have used many technique in Off page optimization some important technique are given below
1 Business Directory
2 Yahoo Answering
3 Article Submission
4 Blog Commenting
5 Forum Posting

Do video optimization, blog commenting, guest blog postings, profile creation and all to get our rankings higher.

So you guys have already mentiined everything eh! Btw, you I suggest Second Tier Link building of all the above listed activities!

6154f80a2a6bb26e09b6b681befd62e4

For your website promotion you should apply quality link building techniques like Guest blogging, Social bookmarking, Directory submission, Web 2.0 profile creation, Citation, Blog posting, Article submission to your website. Social media sites like Facebook, Twitter, LinkedIn, Google+ and Pinterest are also helpful in website ranking improvement.
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These are the techniques which are mailny used........

SEO offpage optimization techniques:
Directory Submission
Blog Commenting
Social Bookmarking
Forum Posting
Photo Sharing
Video Promotion
Press Release
PPT Sharing
Guest Blogging
Article Submission

I am new to SEO it is helpful for my website to get rank.

off page optimization techniques are bookmarking,forum posting,blog posting,article submission, blog commenting,etc.

OFF page seo optimizes a website to get high rank.with seo off page optimization technique visitors can find out links of your website from other website related to it.
few improtant off page techniques are given below:
(1)forum posting.
(2)blog posting.
(3)article submission.
(4)photo sharing.
(5)video promotion.

Inorganic this method also off page optimizing..

Already you cover all Off Page Optimization techniques. Thanks.

off page optimization techniques are:
Blogging
forum posting
search engine submission
Directory submission
social bookmarking
press release promotion
Article submission
Document sharing

  1. Article Marketing including article writing and submission
  2. Social Media Optimization & Social Bookmarking with major social sites
  3. Directory Submissions with high page rank directories
  4. Press Release Submission
  5. Video Submissions with major video websites
  6. Free Blogs Web 2.0 marketing – Blogger, WordPress, Ning, Wetpaint, Weebly, Blogs – posting and commenting
  7. Classified ads with major classified websites with buyers country ip
  8. Forum posting
  9. Local Citations