Even if your speech is strictly informative, it still includes an element of persuasion. It's your job to convince the audience that the information you're presenting is important to them.
Before you can be persuasive, you must study your audience. You have to think about what is important to the listeners. Once you understand your listeners and know what's important to them, you can present your information from their point of view. You'll be more effective in persuading listeners if you also truly believe what you're saying.
The elements of persuasion are as follows:
The Language of Persuasion
In addition to elements of persuasion, there is a special language of persuasion that increases your ability to sell your ideas. That language is the power of the spoken word.
Effective verbal techniques include:
To quickly create a persuasive presentation, read chapter 7, Listener-Centered Communication: Principles of Persuasion, Knockout Presentations.