This document provides marketing tips for startups based on lessons from Estonia. It discusses how Estonia has developed a strong startup culture despite its small population through supportive government policies, early startup successes like Skype, and a collaborative environment. Some key recommendations include starting marketing early, experimenting and testing different approaches, learning from each other, being patient, and listening to customers over experts. Estonia's e-government services, flat tax system, and emphasis on technology have also helped amplify its startups.