Understanding how to optimize Facebook retargeting creatives for conversions is essential for any media buyer looking to recover lost sales and reduce cost per acquisition. Retargeting audiences represent users who already demonstrated purchase intent, yet most campaigns waste this high-value inventory with generic or poorly-matched creative formats. The article reveals that UGC-style video creatives and carousel ads consistently outperform static images by 2.5x to 4x when properly segmented by audience behavior and device type. Event-to-story mapping—connecting specific user actions like add-to-cart or page views to tailored creative sequences—enables brands to deliver contextually relevant messages that drive immediate action rather than passive awareness. Media buyers and in-house teams implementing these frameworks report ROAS improvements of 35-60% within the first 30 days, particularly when combining DPA feeds with audience-specific ad copy variations.