1. Use blogger platform if you want to be listed in search engines fast.
2. Blog the topic you are expert in. If you have many topics, divide them into categories. Know what is the keywords you wish to focus on.
3. Always update with a lot of relevant content. I would say update it daily. Content is the king.
4. Submit your blog to RSS directories when you have build up your content volume.
5. It is also good that you tap on the social bookmarking sites like del.icio.us, digg, furl, squidoo, stumbleupon, reddit, just to name a few. These are the latest trend in web now.