How can I use exit-intent popups to prevent abandonment?

I've been watching my analytics, and it's driving me crazy. Every single day, potential customers are leaving my Shopify store without purchasing. They browse, they add items to the cart, and then—poof!—they vanish. It feels like I'm watching money literally walk out the digital door. I've tried generic 'wait, don't go' messages, but they feel desperate and cheap. My conversion rate is suffering, and with rising ad costs, every lost visitor is essentially throwing marketing dollars into the wind. I know these customers are interested—they've shown intent by exploring my products. But something is stopping them from completing the purchase. Maybe they're comparison shopping, maybe they're experiencing last-minute hesitation, or perhaps they just need a tiny nudge. I need a sophisticated solution that doesn't scream 'discount' but intelligently understands each visitor's unique purchase intent. I want something that feels personalized, creates genuine urgency, and actually makes sense for my brand's positioning. This isn't just about slapping a popup on the site; it's about creating a strategic, data-driven approach to recovering potentially lost sales.