Few more tips to add:
-Write more content. If you want quality traffic, you've got to write content. People will not visit your site if you don't write a decent amount of good quality content, and new visitors definitely won't come back. So keep writing great posts.
-Join MyBlogLog, Blog Catalog, add friends, and join communities.
-Answer the question in Yahoo! Answer and put resource link to your site, be active.
-Use a ping service like pingomatic to ping RSS aggregators.
-Add a tell-a-friend script or plug-in to your posts.
-Submit your site into High PR Directory Submission.
-Submit your Article to Social Bookmarking sites.