Checkout Flow Optimization Overview Checkout abandonment averages 70% across ecommerce. The biggest friction points — too many form fields, no guest checkout, hidden fees revealed late, and no express payment options — are all fixable through platform settings and apps without custom code. Best-in-class stores achieve 50–60% checkout completion by applying a handful of high-impact changes. When to Use This Skill - When checkout abandonment rate exceeds 70% and you need to diagnose the cause - When redesigning checkout as part of a storefront rebuild - When integrating express checkout (Apple…