A tracking number is not trustworthy merely because the supplier API returned a non-empty string. It can be malformed, assigned to the wrong carrier,…
An out-of-stock notice after checkout is not an inventory problem anymore. It is a customer-order problem. The customer has already paid for a specific…
If a customer pays for express delivery, the store must verify the service actually purchased from the supplier or carrier. A supplier silently replacing…
An address change is only complete when the system that creates the shipping label has accepted it. Editing the address in Shopify or WooCommerce…
A retry should repeat an attempt, not repeat the business outcome. If a timeout causes your integration to create the same supplier order twice,…
A bundle only improves the business if contribution profit per order rises after product cost, shipping, payment fees, ad spend, returns and support —…
The best return address is not automatically the supplier’s warehouse: choose it by measuring return cost, inspection needs, refund speed, resale value and the…
When tracking says “delivered” and the customer says the parcel is missing, do not jump straight to either denial or refund: verify the carrier…
Quick answer: if a product you sell into the United States is covered by a CPSC recall, stop offering the affected product immediately and…