Let's start with a simple premise: When you change things, stuff will break. That's the obvious corollary of the old adage, "If it ain't broke, don't fix it." I've been breaking and fixing things.

My mom has a business she runs out of her home, so it's critical that she be able to send e-mail. She has two personal and two business e-mail addresses. I don't send much in the way of e-mail, so I ...