being an african warlord and starting a blood diamond mine
methamphetamine production
the upper echelons of prostitution
kidnap, murder, cut up and sell bodies
staging a coup in a weak nation, nationalizing all private assets and fleeing the country after filling your coffers
find a vein of gold using the slaves you have because you became an african warlord
monopolize something via your own business and be a cheap sociopath
join CIA and loot stuff