IMHO relevant content is the key to blogger along with backlinks..find your chosen keyword and make your blogs name that keyword or as close to..this will assist with you SEO.Make sure you verify the blog with google webmaster tools .Also remove the blog bar on the top of blog to avoid some one fagging your blog.Keep adding good posts and backlinks and you should see traffic and ranking .
still making money from my blogger.com. I think it is depend on the content and popularity, either it blogger.com or self-hosted blog.
Apply for the Google Adsense program. Then paste the ad code in your blog. Personally I find your blog's 'black background with white text' hard to read. Strains my eyes.
To learn the tips and tweaks for Blogger have a browse @bloggertricks..you will see easy to use explanations that will enhance your blog.
Definitely I'm in the list.My blogspot blog made some money in the past from contextual ads as well as from affiliate ads.My online earning from that blog is still coming from affiliate ads. You can also make money online from a blogspot blog by writing good quality posts & by attracting visitors.
Instead of blogger i prefer wordpress self hosted blog with my own domain name.I would recommend this if you are serious about blogging.
Many Blogger users still earn thousand time more than people using wordpress and investing 1000's of dollar..