Many people regard turn signal use as an unimportant part of driving. After all, if you look before changing lanes or turning at intersections, it isn’t needed, right? Looking without signaling isn’t enough because if you’re like other human beings, you sometimes make mistakes such as failing to see a vehicle that could be affected by your turn. This is especially true in crowded and complex traffic situations. Turn signals also increase your predictability to the other vehicles around you. The predictability of other cars allows you to navigate your.