
Checkout reliability
Test taxes, shipping, payment failures, discount rules, and confirmation messages. Successful payment should produce one accurate order. Review both successful actions and errors before launch.
Define the source of truth for stock and how delays or duplicates are resolved. A storefront can oversell when integrations update inconsistently. Agree whether the evidence supports keeping, changing, or stopping the approach.
- A written brief
- Named responsibilities
- Agreed review points




