Write some Articles

I would like to get 120 unique high quality seo articles on 3 different domains. These must be like a tutorial series. Just like [login to view URL] . 40 tutorials on seo, 40 tutorial on link building and 40 tutorials on keyword research. I will pay you upto 80 rupees per article. Content should not be copied from anywhere. All content must be original. I need them in 30 days. Article length: minimum 300 words to 800 words per article.