When L.A. coroner Vidal Herrera was forced to retire - "I hurt my back lifting a body" - he decided to got into business for himself. Now his mobile Autopsy Serifs "meets all the personal autopsy needs of families, attorneys and hospitals." Since advertising his macabre menu on his van, business since has gone up 50%, he says. Herrera has even been asked about franchising. Now there’s a job to die for.