This is such a huge thing, I felt like I had to mention it here: Unlimited Visual Studio 2010 SP1 Virtual Users with the Load Test Feature Pack now. Check this link for the details. http://www.microsoft.com/visualstudio/en-us/products/2010-editions...

The built in Validation Rule, called Response URL is case sensitive, and this rule is to help validate that a page that was redirected to another page during recording, also honors the same when playing back via a VS WebTest. The problem is that some...