I'm not sure why on some message you cannot edit/resend and change the inforatmation in the message
i.e.
Property property2 As Messages.MesaageType2;
InterSystems HealthShare is a healthcare informatics platform for hospitals, integrated delivery networks (IDNs) and regional and national health information exchanges (HIE). HealthShare includes health information exchange, data aggregation, workflow, text analysis, and analytics technology.