Article writer who already has pre approved articles in examiner.com needed

We need writer to write and post article for us on examiner.com. Please show me some of your previous work on ehow or technorati How much you charge for 1 article writing and posting on these sites. Key Points - Bidder should have a pre approved writer a/c with Technorati and should share details to check the quality of articles in his / her a/c - We will provide keyword and themes - Articles need to be revolved around those keyword and theme (Mostly will be related to new cars, used cars and finance) - Article to carry do follow backlink to our website (the anchor text and backlink url will be shared) - Project is for 7 days - ideally we need to see all articles getting approved in next 7 days