Interface: City of Galveston Parking Area Equipment - Personal Information Device

Information Flow Definitions
actuate secure payment (Future)
Initiation of a payment action, ideally based on an encrypted token or biometric marker. Such a payment action could be a simple validation that the secure token allows the user access to the travel resource, or it could be the initiation of a payment transaction.
payment device information (Future)
Traveler payment information such as card number and previous transactions.
request for payment (Future)
Request to deduct cost of service from user's payment account.