Donald Gunn identified 12 types of advertising:
1. The demo type demonstrates the product's capabilities.
2. The problem type focuses on problems the product can solve to motivate purchase.
3. Symbolizing the problem uses graphics to represent problems and solutions.
4. Symbolizing benefits uses graphics to represent a product's advantages.
5. Comparison ads show a product outperforming others.
6. Exemplary stories depict real-life benefits.
7. Benefit causes ads imagine a chain of events from using the product.
8. Testimonials feature endorsements from real people.
9. Ongoing characters/celebrities create brand familiarity and recall.
10.