Hello there,
    I hope these help you a lot in blogging,

    1. Make SEF URL's of your Blog.

    2. Use XHTML Validation for your blog.

    3. Configure social bookmarkings buttons.

    4. Inclide your main keywords in post title and content body.

    5. Alwasys come up with unique post and set Search engine Optimized title
    Optmize post content.