Computerworld shows you how to fix the five common but serious Microsoft Outlook problems.

You use Microsoft Outlook to manage your email, your appointments, your contacts, and your to-do lists. In other words, you use it to manage your work life. So when this program doesn't behave the way its supposed to, you have a nightmare.

I'm here to help relieve you of those waking bad dreams. Following are solutions to five common but serious Microsoft Outlook problems. I'll tell you what to do if your data set has grown too large and cumbersome. I'll explain why you seem to be spamming your friends. I'll help you check your mail on more than one computer. And I'll show you how to back up and restore your Outlook data, as well as how to make Outlook contacts display the information you want to see.

  Five Outlook nightmares (and how to fix them)