Birthday Example Speech

One of the most essential elements of a persuasive speech or essay is the use of evidence. Evidence refers to any kind of information that supports claims that the speaker or reader makes. If claims are not supported with evidence, the listeners or readers think to themselves, "Prove it." Strong use of evidence is an essential part of a persuasive strategy.

This article demonstrates the difference between a substantiated claim and an unsubstantiated claim. It then discusses the four types of persuasive evidence.

Unsubstantiated Claims Versus Substantiated Claims

Here are a few examples of unsubstantiated claims that are not supported with evidence. Regardless of whether these claims are factual, they offer no evidence to demonstrate that this is the case.