Maybe not "supposed to be", but historically rather common: http://washdiplomat.com/index.php?option=com_content&id=8985:in-us-selling-ambassadorships-to-highe

Maybe not "supposed to be", but historically rather common: http://washdiplomat.com/index.php?option=com_content&id=8985:in-us-selling-ambassadorships-to-highest-bidder-has-long-history&Itemid=428 http://washdiplomat.com/index.php?option=com_content&id=8985...