A locally prominent dentist appears in advertisements for the VibraDent toothbrush, a locally produced specialty toothbrush. In the advertisement, the dentist claims VibraDent provides the only comprehensive brushing to keep teeth healthy. The dentist does not have to provide any substantiating evidence in support of his opinion.

Question

Quizplus · Accepted Answer

Though opinions in advertisements generally do not require any substantiating evidence, when the opinion is presented by someone who is or may be reasonably considered an expert, the statement of opinion will likely be considered fact. When opinion rises to the level of fact, substantiating evidence may be required.

A Locally Prominent Dentist Appears in Advertisements for the VibraDent