What is the difference between Microsoft Office Standard 2010 and Professional Plus?

The main difference between Microsoft Office Standard 2010 and Professional Plus lies in the included applications and features. Microsoft Office Standard 2010 includes core programs such as Word, Excel, PowerPoint, and Outlook. Microsoft Office Professional Plus 2010, on the other hand, includes additional programs such as Access, Publisher, InfoPath, Communicator, and SharePoint Workspace. It also offers more advanced features for collaboration, data management, and business intelligence.