If you want your blog become successful blog - you need to promote it well so people will find and read it…
To create good promoting you need traffic and a lot.
There are many ways to create traffic:
1. Update your blog often.
2. Articles.
3. Allow RSS feeds be taken from your blog.
4. Forums posts.
5. Link buildings.
6. Create high quality content.
7. Provide useful information.
8. Commenting on blogs.
All that tips will give you traffic and traffic will make search engine find you and rank you accordantly.
Good luck