A reasonable and explainable technique is to lean left (right in UK) until your head touches the window, and adjust the driver's side mirror till you just see the side of the car. Then lean right (left) about the same and adjust the other mirror to give the complementary view.
A reasonable and explainable technique is to lean left (right in UK) until your head touches the window, and adjust the driver's side mirror till you just see the side of the car. Then lean right (left) about the same and adjust the other mirror to give the complementary view.