1) The document provides instructions for putting together and presenting a slide show in LibreOffice Impress, including how to set up slide transitions and animations, customize a slide show, and use the Presenter Console.
2) Basic settings for a slide show include the starting slide, slide advancement, presentation type, and pointer options. Slides can also be hidden or arranged in a custom order.
3) Animation effects are applied to individual elements on slides and can be customized for effects, timing, and properties. The Presenter Console provides extra controls for slide shows.