Each time you deliver a presentation, monitor your viewers's habits. For those who notice men and women concentrating on your slides, the slides could have excessive info or be complicated or distracting in Another way. Use the data you study each time to enhance your future shows. 知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。 https://directmysocial.com/story4759035/the-2-minute-rule-for-slot89