basis for your presentation; start and end with it! on the first slide, it will give your audience a feeling of context and direction, on the last it will serve as a reminder and summary.
when you have your message clear, you can build the story. what does your audience – this specific audience – need to know or understand before you deliver (parts of) your story? what facts do you have to support your message? this story will guide them through your main message. you probably needed some time to arrive at your conclusion, so allow your audience some time as well.
why is your main message so important?
what is the 