Here are few tips to improve your presentation skills,
Before starting your presentation always greet and thank the audience for giving their time. Always give the Index of your presentation which should attract them till the end. You should make them understand that you are educating them and prove that you are unique when compared to others. Before giving any presentation always prepare the content 15 days before so that it will be there in your memory and you will be able to execute the presentation in an effective way.