By his own estimate, Marco has assigned, written or edited more than 2,500 career-related stories since 2001. After spending more than a decade as the editor of the Sunday CareerBuilder page that was shared by more than 30 Tribune and McClatchy newspapers, Marco continues to provide stories to the Chicago Tribune, Los Angeles Times, Miami Herald and several other newspapers through an agreement with Tribune Content Agency. He also served as editor on an ebook that focused on jobs for college graduates and has been interviewed by various podcasters and writers for his expertise in employment topics.