Cialdini's principles

Conversion and UX

Conversion and UX

Robert Cialdini described seven principles that influence choices: reciprocity, commitment, social proof, liking, authority, scarcity and unity.

In marketing you use them to make an existing, honest reason visible: real references (social proof), demonstrable expertise (authority) or genuinely limited stock (scarcity).

Combine sparingly. A page using all seven reads as a sales pitch and lowers trust.

Tip

Use scarcity only when it is genuinely true, such as real limited stock. That builds trust and keeps you within the rules towards consumers.

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