Seo article writing

We are looking for an experienced seo copy writer to complete a number of articles to help the search rankings of our new website, with key words like "Call Answering Service" "Virtual Assistant" etc. We would expect the freelancer to assist in finding relevant keywords in relation to the service we offer. We are working on a tight turn around so bids would need to be in 9th of March 2012, and provide examples of previous work and success.