11. Ask complete strangers what year it is.
12. Oh, and then, offer them a jelly baby.
13. If you see a blue phone box you either run or wait until somebody comes out.
14. Always knock four times before you enter a room.
15. Know somebody called John Smith? Don't trust them!
16. "Allons-y!"
17. Never trust nuns, or nurses, or cats... Or cat - nun - nurses.
18. Wear a vegetable :-D!
19. Call your friends "companions".
20. Get a Time Lord title (like the ... [I'm the Author, by the way]) and never tell anybody your real name.