Writers produce articles, reports, books and other texts. Writers are paid to write a variety of texts, including books and articles. Depending on the type of work, they can be either employed or freelance. An advertising copywriter , for example, is a type of writer who produces the text for adverts.A Writer, or Staff Writer, is in charge of expressing ideas through text according to a set of specifications or a particular style. Their duties include researching their subject, proofreading their drafts and updating a writing project based on client or Editor feedback.