The rate of auto accidents in the United States is staggeringly high. There are too many drivers on the roads that have tendencies toward aggressive and distracted driving. However, the fact that car accidents are common does not mean that they are harmless. Auto accidents can be very costly, now and in the future. In the state of New Hampshire, victims of car accidents have legal options, but at what point exactly do you need an attorney to file a personal injury claim after a car accident?