Off Page Optimization are activities which we do on other websites which are related to our topic, to pull traffic targeted by relevant query from them to our website, for ranking higher on search engines, it is a regular process that must be done ethically for better and long term results. Higher keyword ranking results to more traffic and more traffic generates more revenue for your business. Off Page Activities includes-

Creation of Facebook and Google Plus Pages
Link Building
Directory Submission
Article Creation and Submission
Classified Ad Creation and Submission
Blog Posting and Blog Commenting
Press Release Creation and Submission
E-book Creation and Submission
Social Bookmarking