1. Analyze your keywords competition.
2. Create an excel sheet with columns of Off-page techniques such as Blog Comments, Guest posts, Press releases, Social Bookmarks, Web 2.0, etc..
3. Start the process on daily basis such as 5 hand written high pr blog comments on relevant to your niche sites, 1 Guest posts on relevant niche sites, 20 social bookmarks etc..
Make sure to balance in nofollow and ******** links.