For many the first time they bake a cake it will end up being a burnt offering to their friends or family. Baking a cake is a skill. So is making a speech. A cake's taste is largely determined by the ingredients that are mixed into it. The effectiveness of a speech will be very dependent on the materials the speaker puts into it.
The material used in persuasive speech should stimulate one or more of the following natural elements of persuasion;
1. Attention
2. Interest
3. Conviction
4. Desire
5. Action