This document discusses designing an effective first experience for users. It emphasizes the importance of preempting issues through prevention instead of cure. The goal is to create an "aha moment" and "wow moment" for new users by introducing core benefits of the product upfront and making the setup process seamless. Examples provided include optimizing a fire flower power-up in a video game for easy consumption and enabling long-distance slaying of enemies. The document concludes by inviting the reader to learn more about training resources to create killer first experiences.