Courier companies are always looking for couriers.
Fra Diavolo was made leader of one of them, and waged untiring war against the French troops, cutting off isolated detachments and murdering stragglers and couriers.
Companies use couriers for fast, safe shipment of valuable information and merchandise that they need to get to a specific airport by a specific time.
There was also a station of the imperial post, sailors of the imperial fleet at Misenum being apparently employed as couriers.
Those worn by couriers often come up the thigh.