How do I optimize for last-minute shoppers?

Every holiday season, I watch potential sales slip away because of last-minute shoppers who hesitate at the final moment. These are customers who browse, add items to cart, but then get distracted or second-guess their purchase. During peak shopping periods like Black Friday, Christmas, or Mother's Day, these abandoned carts represent pure lost revenue. I've tried generic countdown timers and broad discount codes, but they feel impersonal and don't actually convert those fence-sitting customers. My ad spend is significant, and seeing potential buyers drop off without purchasing is incredibly frustrating. I need a strategy that creates genuine urgency, speaks directly to hesitant shoppers, and feels authentic—not like a desperate sales tactic. The challenge isn't just about showing a timer; it's about understanding why someone might not complete their purchase and creating a personalized intervention that feels helpful, not pushy. My goal is to transform those wavering sessions into confirmed sales, especially during high-stakes shopping seasons when every conversion counts.