Need 20 - 400 Word SEO Articles - Paying $1.50 Per Article

I'm looking for article writer that can write original articles which I provide Keywords. I'm looking for high quality writing with no spelling and grammar mistakes. I'll be providing keywords for you to write 400 word articles on. -Please provide a sample with your bid for review. I will provide keywords or keyword phrases. Each keyword and/or keyword phrase must appear only 2 times in the first paragraph and no more than 2 more times in the rest of the entire article. - Also keywords will be one many sorts of topics which my call for some sort of research. - The articles MUST contain EXCELLENT grammar, spelling, and punctuation. If interested please send me a sample of your work. **** $1.50 per 400 word Article