Friends don't let friends host their own email. It's just not worth the hassle these days unless you're managing hundreds of accounts and it's a full time endea

Friends don't let friends host their own email. It's just not worth the hassle these days unless you're managing hundreds of accounts and it's a full time endeavour. Even at the hundreds level, I'm sure there are people who'd rather outsource. It's not just email that these guys (Gmail, Outlook, Fastmail, etc) provide.