The response letter from NCP you have shown us has the right side of it cropped. Can you please show us the letter so that we can fully read it and make analysis without us having to guess what some of the wording on the cropped right hand side actually says?
They reduced the charge to the £6 that hadn't been automatically deducted back in November. Why didn't you just settle it with them for that amount at the time?
I thought that I have to pay to my autopay account to Gatwick . My mistake, but I received email from Gatwick payment is successful and I thought everything is been paid.