Building a customer success strategy is crucial for founders aiming to enhance customer retention and satisfaction. Key components include understanding customer needs, effective onboarding, and continuous engagement to foster long-term relationships. Emphasizing a proactive approach can significantly impact growth and loyalty in a competitive market.

WhatsApp revolutionized user onboarding by simplifying the signup process to just a phone number, eliminating the need for emails and usernames. This approach not only made the app feel familiar and user-friendly but also leveraged existing social graphs, allowing users to connect with friends instantly and creating viral growth through natural invitation mechanics. As a result, WhatsApp achieved rapid user acquisition and established a standard onboarding flow that many messaging apps now follow.