The situation has improved somewhat with mandatory hearing tests and the Internet, but can be grim sometimes.
A mandatory evacuation order is in effect for the New Jersey barrier islands, including casino haven Atlantic City.
But the industry was able to quantify the gains it would reap in injuries avoided and lives saved if they were mandatory.
1570s, "of the nature of a mandate," from Late Latin mandatorius "pertaining to a mandator," from Latin mandatus, past participle of mandare (see mandate (n.)). Sense of "obligatory because commanded" is from 1818.