[RANDOM8] - a 8 digit random number seeded from the booking number
[BOOKINGINFOITEMS] - Booking Info Codes - Code Codes and text
[BOOKINGINFOCODESBOOKINGINFOTEXTS] - Booking Info Codes - Code Text only
[BOOKINGINFOTEXTSBOOKINGINFOCODES] - Booking Info Codes - Codes only [BOOKINGINFOCODE:THIS_INFO_CODE] - the most recent Text onlyvalue of the specified Booking Info Code
[CARDLASTFOUR] - last 4 digits of card