article writing and SEO

I need someone to write 10 articles in the health niche each article should be about 600 words. No grammatical and spelling errors, American style of writing is a must. after the articles are written they must be posted in different web 2.0 sites like word press, hubpages, squidoo ..etc.. new accounts must be opened and emails and passwords used must be turned to me as well. If I like the work we will continue posting new articles in those same accounts which means continuous work for you. No spinning no duplicate content I expect good quality. Please read the description of the job carefully I dont want to waste my time explaining myself. The writer must know how ad links to text in web2.0 sites. I will pay $7 per article posted.