Banking & fintech
Each case explores a service problem through a worked example. The scenarios are fictional; the articles explain what their checks establish.
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case study · Rasa Community
A complete transaction search can still select the wrong month
A timezone mutation leaves every request check passing while two transaction rows change sides.

case study · Rasa Community
One passing transfer refusal can hide a missing check
Replay a competing debit with each submission check removed, and see why a no-transfer assertion alone misses both missing guards.

case study · Rasa Community
A phone appointment is not a branch visit
A customer changes from a phone appointment to a step-free branch visit. Work through the confirmation, the old slot and a booking whose result is unknown.