Update - I received this email from G24 following my appeal
RE: Contractual Parking Charge Notice xxxxxxxxxxxx
Regarding the above Contractual Parking Charge Notice, we would like to confirm that this has been waived.
No further action is required by you.
Appeals Team
G24 Ltd
Thankyou so much for everyone's help on this forum. I was expecting a longer fight but will take it.
Thanks again