Having received a parking invoice for parking on private land from UK Parking Management LTD, I failed to respond or appeal.   As I am unlucky enough to be subject to another private parking charge   , I had confused the two and thought I had appealed but it seems I did not..... ..I have now had a letter from Debt Recovery Plus asking for £160.   I called them upon receipt and asked for copies of the original invoice and some other information (such as the address of the parking c