If you get the below error message, that "This discount code is not usable anymore." The code has either expired, or you may have this code used on a pre-existing booking.
Unfortunately, discount codes can only be used on one booking at a time. If you require to make multiple bookings with the discount, reach out to us and we can split the discount for you.
Alternatively, you can place a paid booking and simply cancel and rebook it with the discount code, closer to the time. This ensures you don't lose your spot.