To unlock two secret mission you firstly have to locate your missions folder, the default is C:\program files\microsoft game\combat flight simulator\missions. In this folder there will be a file for every mission in the game, two of these will be called 'special.mi_ and team.mi_'. You must rename these to be 'special.mis' and 'team.mis'.
Now just run the game and go to the single missions, make sure you have 'show all missions' selected. The two new ones will be called Camel Caravan, where you must fly a sopwith camel and attack a ground base, and Team Outing, this is a massive team based level with every plane named after one of the designers.
Contributed By: calendron.
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