Blog about latest technologies like Web 2.0, blog about heavy online competitions between two mammoth companies like Google and Microsoft, blog about quick and effective SEO techniques, program a tiny software (if you can) that can be useful for people and discuss about it on your blog, offer it for free, release it for beta testings, etc.
If you can, design WP, phpBB, etc themes and discuss about it on your blog.
And don't forget to claim your blog on Technorati (It's fine if you've already completed this step).
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