When driving a vehicle, knowing what is happening behind you is: Do you currently have car insurance? Insurance is mandatory to drive in Ohio Yes I have insurance. But please show me your best quotes. No, please help me find the best insurance. Question When driving a vehicle, knowing what is happening behind you is: Answers Not important. Important. Only important if you believe a car is behind you. Explanation It is important to be constantly aware of what is going on behind and to the sides of your vehicle. You will only be able to react to hazards if you know where and what they are.