Update billing and payment profile

Trigger: A member, group administrator, or internal system submits a request to change a payment method, billing address, or related financial detail.

1. Receive payment profile update request from member or employer
2. Authenticate the submitter identity and authorization level
3. Validate the new bank account, credit card, or address data
4. Update financial records in the core billing system
5. Process a test authorization for the new payment method
6. Dispatch a confirmation notification regarding the updated profile

Outcome: The billing and payment system reflects the verified new details, ensuring uninterrupted premium collection and accurate invoicing.