"Wow, that’s me they are talking about!"Neuro Usability Insight #14
“The Barnum effect is a psychological effect in which people will give high accuracy of ratings to descriptions of their personality because they think these are specifically tailored for them. This is when in fact they are vague and general enough to apply to a wide range of people.”
For online this effect can be used to enhance the product-person match by addressing problems that one might experience or feelings one might have to show how this product (or service) is suitable in matching or solving those problems or feelings.