The Clearbit Growth Experiments series details the company's journey in refining exit intent popups to convert visitors from their Ideal Customer Profile (ICP) into demo requests, emphasizing the balance between effectiveness and user experience. Initially skeptical of these popups due to their perceived intrusiveness, Clearbit sought to design a personalized version to resonate better with potential customers. The first iteration, which was not user-centric and suffered from backend issues, failed to generate demo requests. In contrast, the redesigned second version, which utilized real-time data to personalize interactions and was strategically deployed on high-intent pages like "Pricing" and "Plans," achieved a 13.4% conversion rate. This success reinforced the importance of personalized, relevant messaging and the necessity of efficient data systems for real-time engagement, highlighting a shift from traditional, generic popups to more tailored and respectful user interactions.