Permanent SEO Article Writer 50 pieces of articles for $1 USD each piece of article

I need permanent article writer for my sites.. I NEED 50 PIECES OF ARTICLES 400-500 WORDS ABOUT DIFFERENT NICHES. I WILL PAY $1 USD PER PIECE OF ARTICLE. The articles should be SEO optimized and unique. All articles will be passed with copyscape. If I like your jobs I will hire you permanently to write articles and post on my 125 sites monthly 1 article per site. These are my requirement below. 1. Articles needs to be ranked for the 1st page of google. SEO linkbuilding is going on for the keywords. I need articles so the keywords to be ranked 2. Articles needs to be unique 100% handwritten no bot or article writer please. 3. 2-3 Keywords per article or what you recommend me!! 4. 2-3 % keywords density 5. 400-500 words per article. 6. The keywords should be clickable and to be redirected to the homepage 7. Some keywords needs to be bold, bold underlined for search engines love that 8. ARTICLES SHOULD BE WRITTEN WITH LSI KEYWORDS. NOW ITS A GOOGLE PENGUIN UPDATE REQUIRE THAT.