What is the basic use of presentation write guidelines for making a good presentation

Defining purpose: The purpose of your presentation not only decides the content and style but also affects the amount of audience interaction. Depending upon your purpose – to inform, to analyze, or to persuade – you should be flexible enough to adjust to new input and unexpected audience reaction.

The main purpose of presentation is to give information, to persuade the audience to act and to create goodwill. A good presentation should have a good subject matter, should match with the objective, should best fit the audience, and should be well organized.