There is a rumour, a real one this time, that there exists a woman, who is a very good and knowledgeable pilot and instructor, who is prepared to share helpful information on such matters. I don't think she served in the RAF, perhaps the "Fleet"? The whisper has it that she keeps up to speed with what's going on.
Andrewsfield Aviation
It's near Stansted, not that I would call that place a major airport though.
Here's something else......
http://www.andrewsfield.com/examiner-seminar/