This document provides guidance on writing a professional report. It begins by defining professional report writing and its purpose of developing report writing skills. It then outlines the key steps to writing a report, including deciding the purpose, identifying the audience, knowing the topic, and creating an outline. The outline includes typical report sections like the title page, table of contents, executive summary, introduction, body, conclusion, recommendations, appendix, and references. Finally, it emphasizes writing according to the structure, editing to ensure the data meets the topic point, and proofreading for corrections.