What tips would you give someone who gets extremely nervous before making a presentation

Please make 6 powerpoint slides on the topic “What tips would you give someone who gets extremely nervous before making a presentation.” One or Two slides can be on how to relax yourself. How to reduce tension before presenting, breathing techniques, how to meditate and reduce physical tensions and clam the mind. Another slide or two can be on visualizing success, having confidence and being in control of the material you know. How you may know more than what you think when you are presenting. One or two slides on being prepared, outline and research the topic you are presenting. Slides must be designed using the KISS METHOD of presentation.