Yes, it's possible. You can look at
www.outlookcode.com for code for "time
stamp", which will show the principle of what you would need to do. Those
samples place a time stamp in the body of a message, the principle is the
same for appointments.
There's also information on that Web site about calling macros from toolbar
buttons.
"Fester" <bscarano@gmail.com> wrote in message
news:9a3d9cfe-8446-4375-9025-438c1d043b35@r15g2000prh.googlegroups.com...
>I want to create a "macro" (and toolbar button) that appends the same
> bit of text to the last line of an outlook appointment. Is this
> possible with Outlook and VBA?