This document outlines 7 common mistakes in digital product design: 1. Prioritizing desktop design over mobile ("Desktop First") 2. Focusing on new features rather than solving user problems ("Features Based") 3. Adding unnecessary complexity and frictions that distract from the core purpose 4. Not properly onboarding and educating new users about how to use the product 5. Designing for hypothetical users rather than real users' behaviors and needs 6. Not structuring information and content in a clear, scannable way 7. Focusing on acquiring more users and traffic before optimizing the existing user experience