Office 2010 Developer Training Course
Office 2010 is a broadly extensible platform for building Information Worker productivity solutions and developing for Office with Visual Studio 2010 makes this easy. The Office 2010 Developer Training Course includes videos, presentations, hands-on labs and source code. This content is designed to help you get started developing solutions, from Add-ins to full featured Office Business Applications (OBAs), using Visual Studio 2010 with Office 2010 and SharePoint 2010 as the core platform.
Basic understanding of Microsoft Office, SharePoint and using Microsoft Visual Studio.
Office Developer Center on MSDN