A few questions about industries that you have experience in or where you have written content for. A standard resume and then a submission of writing samples for a variety of areas. You must submit a relevant writing sample for each area of knowledge. For example, a business related topic for the business section of writing. There are topics from which you can choose to submit an article about. They are brief articles and standard topics for everyone. They do not use the articles, which allows you to use the article in your portfolio. It is not necessary to include your portfolio.