Let me recommend you some useful SEO articles. I recently read:
First of all we have to mention that an SEO article is optimized for search, so it can help search engines better understand what it's about (see the Google Webmaster Guide for more on this). This increases the chance that it will be considered relevant for a query and appear on Page 1 of the search results.
So here we go:
The first one is:
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Also, you may check this one:
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Finally, I find useful this one:
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All these three articles are useful and informative, and most importantly, they are well optimized so you'll have a good example.
Finally, you may also try to post on them ad jet three quality backlinks.