Off page optimization is a link building. there are many activities like directory submission, social bookmarking, press release submission, article submission, etc

Thanks for sharing Informationen.

Follow Off page SEO strategy - Directories Submission, Article Submission, Press Release, free Classified Ads, Forum Posting, Bookmarking Submission.

There are also a number of things you can do "off your web page" to improve your search engine page rank and increase targeted visitor traffic to your web site. This is the area known as off-page optimization. Off-page factors should be carefully considered and implemented to achieve a higher search engine ranking.

In simple language I can say that off page SEO means to promote your website over the internet on other websites.

Off Page optimization helps to boost up search engine rank ratings from the website.

I want to add few points in the above list-
-submission on Social bookmarking sites such as reditt, stumbleupon etc..
-commenting on same niche blogs (please don't spam :mad:)

There are some SEO activity which is use to promotion of website as like: Directory submission, article submission, blog posting/commenting, forum posting etc.

Off Page Optimization is the activity that is done on other sites for our site to increase search engine ranking.

Off Page Optimization activities include directory submission, article submission, forum discussion, blog posting, press release, blog commenting, white paper submission and along with this social bookmarking (In Digg, Delicious, Reddit, StumbleUpon) and social media promotion (In Facebook, Twitter, LinkedIn).
Off Page Optimization creates strong back links for our site which not only helps for search engine ranking but also for drive traffic from sites where we have done all these submissions.