Submit your blog to directories. I use the below tool. Simply enter your URL, description and submit. You will see your blog added to hundreds of directories within a minute. Hope this helps. http://www.pingmyblog.com/
I produce good content for my blog Then I write articles, blog comment, Exchange blogroll links, forum participate, build back links, Market content on squidoo and hubpages, social media tactics! Works well for me
commenting on other peoples blogs which related to your niche, will easily gets you tons of targeted traffic