Open Shopify checkout → use cart recovery (simple ~60-minute send or a cart-abandoned campaign flow — not both). Pair with COD confirmation so you do not manufacture RTO. Connect path: Shopify WhatsApp integration.
They already bought → reorder / refill is a segment (last order, tag, SKU), then a marketing template or a visual campaign flow with a wait. Beauty/wellness teams use this more than fashion drops.
They disappeared → win-back is a smaller marketing send, not “all contacts.” Honour DPDP-minded opt-in.
India payment CTAs stay on Razorpay / links and are not a Dubai default.