Neowin.net posted a quick tip about getting the NoDo update for your Windows Phone 7 now
Right now, there are a lot of angry comments floating around the web in regards to Microsoft's first "major" update for Windows Phone 7. A few different people have come out with methods to get the NoDo update early, but it seems that one user on xda-developers has nailed it down for HTC devices. In addition to this, another user, as reported by WPcentral, has managed to get NoDo onto the Samsung Focus early.How to get NoDo for your Windows Phone 7 now
The process, which is as simple as changing a registry key makes the phone think it is on a different carrier, and bypasses Microsoft's checks altogether. There are different methods for different devices, but most of them seem to do the job.