What problem does it solve? Stores lose average order value when customers have no visibility into how close they are to free shipping, and merchants struggle to configure threshold rules, progress indicators, and per-segment variations across platforms. ## Core Features & Use Cases - Platform-specific setup guides: Step-by-step configuration for Shopify, WooCommerce, BigCommerce, and custom/headless storefronts, covering both the shipping rule and the progress bar UI. - Rule engine and progress bar code: TypeScript rule resolver with zone, segment, date-window, and priority handling, plus a React FreeShippingBar component with currency formatting. - Threshold economics guidance: Rules of thumb for setting thresholds 20-30% above AOV, A/B testing approaches, and geographic restriction pitfalls. - Use Case: A merchant wants to show "Add $12 more for free shipping" in the mini-cart, with a lower threshold for loyalty members and no free shipping for international orders; this Skill walks through the exact settings and code to implement it. ## Quick Start Ask the AI to set up a free shipping threshold of $75 with a real-time cart progress bar on your Shopify or WooCommerce store.