<P> "Baby on board" is the message of a small (usually 12 centimetres or 5 in) sign intended to be placed in the back window of an automobile to caution other drivers that an infant is travelling in the automobile . </P> <P> The intention of the sign is often confused with warning to emergency personnel in case of emergency, as there may be a baby in the vehicle . However, this is historically inaccurate . </P>

Where does the baby on board sign go