Paul Scott wrote:

You are mistaken - the NLL is still part of NR, as stated in:

http://www.tfl.gov.uk/assets/downloa...avel-guide.pdf

"London Overground is part of the National Rail network and the National
Rail Conditions of Carriage apply for journeys made on it unless we say
otherwise in this ticketing and travel guide."

True but isn't "National Rail" used in customer interface terminology to
encompass what isn't Overground (or rather what Joe Public calls "the
overground")?