Very typical length (250-350 words) with a focus on readability and usefulness first, SEO considerations second but equally important.
This is a multiple article job. I am open to some randomly researched pieces, but will provide some specific examples up front. At any rate, please bid with your per article rate and I will reissue the request to individual writers for a specific number of articles.
I absolutely expect you to interpret existing texts, that is fine, but no software re-writes or simple revision of existing text. Must be original text, even if it follows information from the source paragraph by paragraph.
Best