What is new for end user?
News targets introduced that means site workflows
And Visio Visualization to show the current status of the workflow to the end user so that users can get further customize experience
What is new in sharepoint designer?
Improved nested logic flexible than sharepoint designer 2007
Improved sharepoint designer tools for task process designer
Export as WSP
We can tie infopath form designer and visio for designer
Customizable OOB workflows
What is new in visual studio workflow?
External Data Exchange
Included new Site Workflows
Asp.Net form templates and new events
