One farmer was fed up with a car rental company after being charged $91 extra for no good reason. But wait, let's start from the beginning. The farmer's car was being repaired after being involved in a small crash, which forced him to rent a car for $91 a day. To the company's credit, they had some pretty great policies, such as 'no cleaning fee' no matter how dirty the car got, and unlimited miles, which was useful, as the farmer lived in the countryside. Finally, his car was almost fixed, so…