Worked example
Example: scope and priority notes
- In scope: recommendation reason, comparison table, shortlist state, recovery.
- Out of scope: account, checkout, payment, vendor integrations.
- Later: sharing shortlist, price alerts, advisor review.
Weak versus strong
Must now
Weak
Everything in the shopping journey.
Strong
Compare and save suitable recommendations with clear reasons.
Should now
Weak
Assume happy path.
Strong
Handle no match, loading, error, and unavailable item states.
Later
Weak
Forgotten requests.
Strong
Share shortlist, price alerts, advisor comments.