Off Page SEO technics

1)Article Writing & Posting
2)Blog Writing & Posting
3)Press Release Writing & Posting
4)Blog Commenting  
5)Yahoo Answer Posting
6)Directory Submission
7)Social Bookmarking
8)PDF Submission
9)Image Submission
10)Web 2.0 Backlink Creating
11)Video Marketing
12)Social Media Submission
13)Wiki Submission
14)Forum Posting
15)Guest Posting
Blog commenting HTML code
<a href="http://www.url.com">keyword</a>