Depending On Email Servers?

How many times has your email server left you out in the cold. It seems so simple, doesn't it? Someone sends you mail, you get it and read it. Then, you file it. Just like the standard postal mail that comes to your home each day. But, with email, things just get so jumbled up. Lost emails are a real pain because the email server always seems to eat the important emails that you send out. But, then again, maybe you just notice those and it's not sending out a ton of your other emails as well