Do your business users ask you what information / document management features there are in SharePoint 2010? Here’s a handy one-pager for you to hand out. (Stored under Documents from LC – Posters).
These things all vary in complexity, so make sure manage expectation when explaining them. They are also dependent on the 2010 version you have, ie: Foundation, Standard or Enterprise. Here’s a feature comparison for SharePoint 2010 including experience levels required to help your users understand it better. (Stored under Documents from LC – Information).