Use squidoo to get yahoo ranking and submit articles using Ezinearticles or other article directories to get Google ranking.
Contribute useful information in popular forum. People will get to know you and will visit your blog.
comment useful on others blog, invite your friends and tell them to spread the word , subscribe in communites have the same interset, try to exchange links with other bloggers, add your post to social bookmarks like digg or stumble.. del.icio.us .
Lots of fresh quality content, regularly commenting on other related blogs, social networking and bookmarking, and building links through articles and directory submissions should do the trick.
Post in forums, write articles, social bookmarks, your email signature, ask all your friends & family members to spread the word for you.