Basicly, Its to save your game. if you get to say level 10 if there were one,look up the upper right of the screen and you will see it says passcode. next time you play parking mania, enter that passcode and it goes to where you left your game.
From Lydi. (Lydia Summerfield! <3)
The code for level eleven on parking mania 2 not extreme parking mania 2 is 28472
29514
22533
336363
19675
43753
85673
for level 2 the pass code is 90132
78945
43753
go straight fool
The code for level 7 on Parking Mania 2 is 37912.