Microsoft Office 2013 Outlook Certification Training at Simplilearn.com! Microsoft Office 2013 Outlook certification validate the knowledge and skills of professionals with respect to managing the entire Outlook environment, including managing messages, schedules, contacts, and groups. The Microsoft Office 2013 Outlook training from Simplilearn prepares participants for the Outlook 2013 Exam 70-423 and enable them to achieve Microsoft Office Specialist (MOS) status in Outlook 2013.