1. Orientation category: Brief descriptions of key specifications can simplify the purchasing decision.

2. The power of the present: The longer you wait for a product the more valuable the proposal becomes.

3. Social Evidence: Recommendations and evaluations from others can be very compelling.

4. Insufficiency: When stocks and product validity decreases, the more desirable it becomes.

5. Authority: Influence from an expert or reliable source.

6. “Free” power: A free gift along with the product even if it is not related to it, can be a powerful motivator in the purchase decision.