Even if there is only 3,500 in the NCL area there seems to be more than that travelling weekly between NCL and MAN and LONDON using the east coast trains..... It would be nice for them to try NCL
Jews? You count Jewish looking people on trains or have I gravely misuderstood you. I hope I have(!)
Also could you connect onto other routes served by Vueling and also can you collect one world member points??
They're not a member nor an affiliate sadly, they're merely owned by someone (IAG) who owns two members (BA/IB).