I WILL WRITE GOOD ARTICLES - 50% OF YOUR SEO WORK IS DONE WITH THIS ARTICLES.
I will write good articles for your main keyword & also include related keywords & target them all. With this articles your post will be ranking well even without any backlinks. Only rank well & I don't say that will rank on first page. This helps a lot in on page optimization. As every one knows on page is very important after panda updates. SO I will write 500 words article for your keyword for $8.