This data flow is used within the Provide Electronic Payment Services function to request that a parking lot charge be paid for in advance by either a driver who is paying a toll or a traveler (including a user of the transit system) who is paying a transit fare. It consists of the following data items each of which is defined in its own DDE:

+ parking_lot_identity
+ parking_space_details
+ stored_credit
+ vehicle_identity

Sub Data Flows

Parent Data Flows

Associated PSpecs