im not sure but when i try to edit my files.. i cant get them to work.. it always says "read only" when i look at properties. i was trying to edit the .xml files. I am running windows 7 and have tried to uncheck the read only.. but it doesnt work.. i dont have a clue.. how to add missions.. new missions.. can anyone help or point me to a link that maybe is a tuttorial on how to add missions and just over all mod ur graw2 .. thanks