Using the OOM you certainly use HTML and RTF is possible although harder.
You can also use CDO although that's mostly undocumented. See
www.outlookcode.com for more information.

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Ken Slovak
[MVP - Outlook]
http://www.slovaktech.com
Author: Absolute Beginner's Guide to Microsoft Office Outlook 2003
Reminder Manager, Extended Reminders, Attachment Options
http://www.slovaktech.com/products.htm
> I'm currently using both Outlook object and CDO for
> Outlook automation from VB/VBA. All the testing has done
> so far is using plain text format of emails. I remember
> I saw somethere saying that rich text format is not
> supported. Could someone confirm if both rich text and
> HTML are supported in my case? Thanks. B