2.3.5. Delete multiple slides simultaneously
2.3.6. Include non-contiguous slides in a presentation
2.4. Format slides
2.4.1. Format sections
2.4.2. Modify themes
2.4.3. Switch to a different slide layout
2.4.4. Apply formatting to a slide
2.4.4.1. Fill color
2.4.4.2. Gradient
2.4.4.3. Picture
2.4.4.4. Texture
2.4.4.5. Pattern
2.4.5. Set up slide footers
2.5. Enter and format text
2.5.1. Use text effects
2.5.2. Change text format