Master presenter and guru of new marketing Seth Godin suggests the "atomic method of creating a PowerPoint presentation." Godin's theory is that each slide should equate to one sentence that you speak ...

You can change the size of a slide in your PowerPoint presentation through the "Design" menu. Microsoft PowerPoint allows you to change slide sizes on the Windows PC, Apple MacOS, and web-based apps.

Hiding a slide in Microsoft PowerPoint takes only a few steps — and unhiding that slide later is just as easy You may find this option helpful if you don't plan on using the slide in your presentation ...