When the Germans took France and all the other countries, they didn't replace all the management and workers at the various factories there. They didn't have that much manpower; their own managers and workers already had jobs. This left plenty of opportunity for obstruction and sabotage.
> Of course, he instructed workers to set a nice, leisurely pace when building trucks (likely Citroën T45 trucks) for the Wermacht, but that’s fairly obvious. What was brilliant was Boulanger’s idea to move the little notch on the trucks’ oil dipsticks that indicated the proper level of oil down just a bit lower.
> By moving the notch down, the trucks would not have enough oil, but German mechanics would have no idea, because, hey, the little notch on the dipstick says its just fine. Then, after the truck has been used for a while and is out deployed somewhere crucial, whammo, the engine seizes up, and you’ve got a lot of angry, stranded, vulnerable Nazis, balling up their little fists and redly barking curses in German.
The whole thing also includes lots of non-meeting options; making sprinkler systems go off, clogging toilets, dulling cutting tools, etc.
Anyone who has dealt with children can recognize it immediately, but it can be damn hard to "identify and punish" because they're following the letter of the law.
