A/B testing is increasingly recognized as an essential tool for enhancing product experiences and fostering innovation, moving away from intuition and limited data reliance. Many companies are integrating a culture of experimentation, yet a small number of designers actively engage in this process or understand how to leverage it effectively. Personal experiences highlight that designers often lack exposure to A/B testing, resulting in potentially misleading interpretations due to inadequate experiment setups. At companies like Facebook, designers are involved throughout the experimentation process, underscoring that experimentation should be a crucial component of a designer's toolkit. The article emphasizes the importance of designers understanding the experimentation process, even if they don't handle the technical setup, and encourages the use of data alongside intuition. Experimentation, paired with UX research, can significantly benefit designers by providing insights from real-world scenarios. As experimentation tools become more ingrained in corporate culture, designers are presented with greater opportunities to derive insights that enhance user experiences, advocating for a thoughtful and data-informed approach to design changes.