I suppose you could just let your users train themselves on Office 2007 or .. .. ..

You could use this handy little spreadsheet to help them along.

Remember you don’t know what you don’t know.

Learn how to deploy programs in Microsoft Office 2007 System! These email templates will help educate you and your co-workers about the different aspects of Office 2007 in easy to read articles; training and information about the new features and benefits of the new system are very easy to follow. There are 10 articles for each of the four most popular Office products (Word, Excel, PowerPoint and Outlook). These articles can be sent through email to your co-workers to help them get up to speed with Office 2007. Choose which articles to send at your own pace and in any order to gain the full advantages of the Office 2007 experience!

https://office.microsoft.com/en-us/templates/TC103567281033.aspx?CameFromOgaState=1