Are you guilty of putting too much information on your PowerPoint slides? If so, you're not alone. It's a common mistake that people make when they're creating presentations. But it's a mistake that can be easily avoided by following the 10/20/30 rule. What is the 10/20/30 rule? It's simple: your slides should have no more than 10 slides, last no more than 20 minutes, and have a font size of at least 30 points. This will help keep your audience focused on what you're saying