Article writer needed for 20 400 word articles

I am looking for long-term writers who will commit themselves to write and/or rewrite articles. Currently I need 20 articles written. The articles must be at least 400 words to 500 words maximum each not including title. Requirements: * You must be proficient in writing Grammatically correct English, preferrably someone with English as a first language. * Your writing must be creative and informative. * You must research your posts and should be 100% original. Each post MUST PASS Copyscape. * All work must be Completed within 7 days after assignment. * Do not bid if you cannot adhere to deadline as you will be dropped if you miss a deadline or turn in inferior work. You must be able to write at a pace of 20-30 articles per week. * You agree to relinquish all rights to the articles you submit. You also agree not to use the articles for any other purpose and not to distrubute them as samples of your work. *Please, no filler words just to add content. * You must be familiar with Keyword density, SEO and link building I will provide keywords to you. * You must provide a sample. I am seeking a longterm writer. Price paid 2.50 per article. Thank you, Dan