Switching office suites from Microsoft Office to OpenOffice

You’ve been thinking about it for a while. You’ve seen the PDF converter and sighed longingly; you’ve blushed before the skeptical glances of your open-source and anti-Microsoft friends who say “You’re still using Microsoft Office?†you’re looking at your budget and wondering why you would pay to get Microsoft Office 2007. And you’ve received Word 2007 files and haven’t been able to open them, so you know there’s going to be some file format issues no matter what you do.