In Chapter 4 of "Time Management," Brian Tracy delves into the transformative impact of effective planning on productivity and goal achievement. This chapter emphasizes the importance of setting clear, measurable goals and creating detailed action plans to achieve them. Tracy introduces practical techniques for prioritizing tasks, breaking down large projects into manageable steps, and utilizing tools like to-do lists and schedules. By mastering the art of planning, readers will learn how to make the most of their time, reduce stress, and consistently work towards their most important objectives.