which is the best off-pages activities ?

Social bookmarking, forum posting, article submission, press release, blog posting, guest blogging, classified ads, search engine submission, directory submission, etc all are the best and valuable off page activities.

Off Page activities are:
Forum posting
Article submission
Blog posting
Press release
Directory submission
Link exchange
Socia bookmarking
Blog commenting

forum posting,blog commenting on relevant blogs,directory submission with highpage rank sites,article submissions are good methods in offapage seo.

Following are some of the off page SEO activities;
1) Blog posting
2) Blog Commenting
3) Article Posting
4) Article Commenting
5) Social Bookmarking
6) Social Media optimization
7) Directory Submission
Forum Posting

I have worked on many Off page SEO techniques but found forum posting, article submission, social bookmarking and guest posting, the best for better optimization of websites on search  engines.

some of the Off Page activities are forum posting, article submission, blog posting, directory submission, presss release.

Yet I have experienced some basic techniques like forum posting, blog commenting, article submission, social book marking, directory submission and some other but never do guest blogging. I'm wanna do it now. 

Some off page activities are very important for getting quality back links and more traffic. Forums and blogs include in this activities.

Every Off-Page activities are necessary to get huge traffic and high PR. My favorite Off-Page activities are Forum Posting, Blog Commenting, and Blog submission on Web 2.0 websites.

best off page techniques are press release, article submission and social bookmarking.

Directory Submission
PPT Submission
Podcast submission
Classified posting
Blog commenting

All are good techniques of SEO Off Page optimization.

I Think content (Article, Blog) posting and Forum Posting is the best way.

Niche Directory Submission, classified posting, podcast submission, PPT submission and Article submission are good Off Page SEO activities.

for me it is social bookmarking and press release.

There are many off page activities to create instant backlink like Directory Submission, Social Bookmarking, Article Submission, Press Release Submission, Forum Posting, Forum Profile Creation, Blog Posting...