Human-readable description of the CardType .
This property is filled after calling the ValidateCard method, and will contain a text description of the CardType. This is useful to distinguish different program cards. For instance, a CardType of ccDiners might have a corresponding CardTypeDescription of "Diner's Club International", "Diner's Club Carte Blanche", or "Diner's Club enRoute".
Note that this property will contain the exact text returned by the Global Transport Server.
This property is read-only.