Search Engine Journal offers tips for optimizing your blog for search engines. The tips (which are explained in detail in the article) include:

• Use your primary keyword in your blog domain
• Use your primary key phrase in your blog header tags and the title of your posts
• Use your secondary keywords in the body of your post
• Use your keywords in the anchor text of links
• Make sure search engines can spider your blog easily
• Get backlinks from other blogs or websites
• Update frequently
• Stay put