Articles writer needed for our 2 sites

Hi there, We need a competent article writer who can easily understand and write the articles about our TWO websites. We need 30 numbers of articles having atleast 300Words. Articles must be 100% unique, grammatical and spelling mistakes free. We might ask for a sample (that will be for any of the 2 sites.. will provide more instructions, information and keywords etc. in PM) and that Sample Article WILL BE PAID.... Most economical bid with Best Quality (will review sample articles) and time frame will win. (we expect 30USD as price and maximum 6 days to over this project) We will end this project as soon as we get the best Bid. Thanks and happy bidding!