What happens to undeliverable mail, unclaimed mail packages and lost packages for sale? This episode explores mystery box packages, Amazon liquidation boxes, postal return-to-sender reasons and why packages go missing in the first place. Daniel and Anna also break down address verification, address data quality, checkout address autocomplete, batch address verification and failed delivery prevention to show how businesses can reduce lost packages, shipping address errors and delivery exceptions through better ecommerce address accuracy. Thoughts or questions? Email us at [email protected].