Content Writing and SEO for website

Need a good content writer to write website content [limited to 2-3 pages] and 50 articles on self-help and inspirational stuff, with crisp real life examples and stories. Articles MUST be original, two pages long and should pass copyscape test. The writer also needs to be experienced in SEO and using apt keywords for the site. Please submit your sample writings [Minimum 3] while bidding for the project.