The document provides guidance on writing an article for the Cambridge First B2 exam. It discusses the key elements of an article such as being informative and giving an opinion. It then focuses on the language used, recommending a relaxed personal style that is neutral and polite. Examples of both appropriate and inappropriate language are provided, with suggestions to make the language less informal or impolite. The document concludes by demonstrating how to plan and write an article with the correct structure and word choice.