The Reinforcement Role
Presenters use support for four primary reasons:
To increase understanding, such as for topics that are complex or outside the audience's knowledge level
To convince, backing up claims with solid support
To inspire or move, relating something so vivid, moving, or catchy that it leads to action
To entertain, as for a roast or an after-dinner speech
Consider the following presentation by a representative from an electronics company to a potential customer:
Our innovative new Mod 75 is the perfect solution to your problem. It has worked fine for many other companies. Maintenance costs are almost nothing. It is a significant technological advance over the brand X unit, but it's a bit complicated to explain and much of it is proprietary, ...