No Aids Racing

Little question i have downloadet the mmg britain 2007 v3
in wich folder have i to do it?

i had puted it into mmg folder but it doesn't work than i deleten all othe britain tracks
but it isn't working please tell me why

maybe u have to delete other Greatbritain tracks,

i found the problem i had the wrong folders and no commonmaps data
now i have only a .gdb mismatch but i can join the server.