> do a lot of your own homework (because everyone here is busy). If this > doesn't appeal, consider using a recipe for a postfix-based mail server > such as https://mailinabox.email/ or https://www.iredmail.org/. You lose > the flexibility of a bespoke setup but you get back some of your life - > I speak as someone who lost it ;-)
I just took a closer look at iredemail. Now I see that it's basically doing what I'm trying to do for my existing clients. Now I'm intrigued. Thanks for reminding me about it. Any preference for mailinabox over iredmail. ired looks like it has calendar functionality.