Article writer for SEO blog. $1.5-$2 per 500 words article.

Hello dear freelancers, I am looking for article writer for my SEO blog. Article must be unique and must be in English without any error. I am looking for long-term project. It is flexible job. Every week, I might need only three articles. But your article should be passed in Copyscape. I don't want article spin, if I find out that you have used article spin or similar software, then I will hire another freelancer and you will not get paid for that article. I will pay $1.5-$2 per 500 words article. You have to write on my given topics. Please bid on this project if you write by yourself and I need to test your writing skills before awarding you this project. You have to provide 250 words article on my given topic as a sample. I will review your sample article and if you passed, then I will award you this project. Thanks and happy bidding.