Variation of your voice makes your presentation more interesting. To be successful in catching your audience's attention use the follow the following rules when giving your presentation.

• Projection: Speak up so that the voice bounces off the back wall.
• Pauses: vary the speed and get the audience thinking about individual points.
• Pace: Speed up to excite; slow down to emphasise.
• Emphasis important words. Underline them in your notes

Tip: Give emphasis with voice AND body!