advanced_charges_needed

This data flow is used within the Provide Electronic Payment Services function to show that an advanced parking lot charge must be determined. It contains the following data items each of which is defined in its own DDE:

credit_identity
+ parking_space_details
+ stored_credit
+ vehicle_identity

Sub Data Flows

• credit_identity
• parking_space_details
• stored_credit
• vehicle_identity

Parent Data Flows

• None

Associated PSpecs/Terminators

• None