the biggest problem with hosting email is that the main way of contacting everyone you need to contact when someone (your provider, client, client's network admin, partner, vendor, customer, etc) has broken your email service is also email.
the biggest problem with hosting email is that the main way of contacting everyone you need to contact when someone (your provider, client, client's network admin, partner, vendor, customer, etc) has broken your email service is also email.