I have a case where I am creating a new MapiMessage and setting its properties.
I have added this MapiMessage to a folder on the PST store.
Now after adding this Message, I want to know the size of this Message on the …...see the time displayed on Outlook. From this, https://learn.microsoft...com/en-us/office/client-developer/outlook/mapi/pidtagmessagedeliver-canonical-property...