Jubilee, National, Victoria, Circle line.
If I had an oyster card , London was mine.
Eastbound, westbound, northbound and south. Just choose a direction and go that way. I did not find i easy not from the first day. I had a friend who showed me the way. When she went home i knew i would be ok.
Spend a penny and go to the loo.
That is first thing to do
Find the station at the end of the tube.
Find the place you want to go.
colour of line indicates which line it is.
Follow line path to find platform.
Make sure town is on line before you board.