How Do You Reach Only New Customers?

Why It Matters

Targeting only new customers can lower acquisition costs and boost ROI, while preventing wasted spend on existing buyers.

Key Takeaways

• Meta retargets existing customers automatically, even with broad targeting.
• Excluding existing customers may raise CPA if no clear problem exists.
• Use both website and customer‑list custom audiences for thorough exclusions.
• New Meta features let you bid differently on new versus existing audiences.
• Split prospecting and remarketing campaigns to control spend on each segment.

Summary

John Loomer explains that Meta automatically retargets existing customers even when advertisers use broad targeting, so marketers must consciously decide whether to exclude them.

He outlines the upside—lower cost per purchase—and downside—potentially inflated conversion metrics and lower average order values—of serving ads to current buyers. He advises confirming a genuine problem before removing this audience, then using custom audience exclusions built from both website pixel data and uploaded customer lists to create a comprehensive block.

Loomer notes emerging Meta tools such as the Customer Life Cycle strategy and a new value‑rule that lets advertisers bid lower on existing or low‑quality customers, reducing spend without full exclusion. He also suggests splitting prospecting and remarketing ad sets to manage budgets separately.

These tactics help marketers improve acquisition efficiency, protect ROAS, and prepare for upcoming platform features, making audience control a critical component of digital growth strategies.

Original Description

Today's question is about whether to exclude existing customers from your ads when you want to acquire new ones, and how to do it. Meta retargets existing customers by default, which isn't automatically a problem because those people convert easily and keep your costs down, but it can mask real performance or lower your average order value. Jon explains why you need to confirm there's an actual problem before excluding anyone, how to use website and customer list custom audiences together since each is imperfect on its own, and why new features like customer lifecycle strategy and value rules for existing customers could change the approach entirely. Want your question to be answered on a future episode? Go to JonLoomer.com/Question (https://jonloomer.com/question) and record your question today.