Outlook can schedule online Teams or Skype for Business Online meetings. But what marks an online meeting as different to a regular Outlook meeting? The magic lies in a set of MAPI properties populated by Outlook to help meeting participants connect to the right online meeting. A little poking behind the scenes with MFCMAPI reveals more.
https://office365itpros.com/2019/10/29/outlook-properties-mark-online-meetings/
