Why should you really change his car insurance? You do not change so, even if one wants to use his special right of termination after change of vehicle, increase premiums or accident. Which exchange reasons could there be? Basically, there are two main reasons to change his car insurance: cost and service. In fact, the cost ... owners will have to live with the "risk" in the cold months, that an alleged helpers want to cause damage or it comes by accident to an incident.