Articles on Finance subject

We are looking for a good article writer who can demonstrate his writing skills in English particularly for putting up in website pages for users to read and understand different financial topics (which we will provide to the selected candidate). The topics for article writing would be related to personal finance, taxation and accounting and auditing concepts. Experience of writing in finance subject is preferred. To ensure that the articles are copy scape free and genuine / unique. Each article to be of around 350 words. Would need around 30-50 articles. Please send me some samples and the proof methods used for ensuring the articles uniqueness on the world wide web.