Articles rewriters needed urgently to do 50 articles

I am looking for people who can rewrite articles in grammatically correct english. I am agoing to want them to be unique enough to pass copyscape. Must be familiar with SEO article writing. For starters I am going to pay $1 per 400-500 word article, but once I am convinced that you can write suitably enough for me, I will bump the pay to $1.5 Filippino writers preferred