Windows Workflow Foundation (WF) team is asking for your assistance in prioritizing our efforts going forward. If you’re interested in helping out, please take the time to fill in this survey on your current and future usage of WF Activities, and the...

Check out this video which talks about how to access WCF services through AJAX. Look out for Tank game implemented using this feature. http://channel9.msdn.com/ShowPost.aspx?PostID=335761