Have a chance to win stuff like this just by posting at DotNetSlackers.
Telerik RadControls for ASP.NET - Worth 799US$
XBox 360 Elite - Worth 449US$
The second prize winner will receive a redgate ANTS Profiler Pro license and a book of "The ASP.NET 2.0 Anthology: 101 Essential Tips, Tricks & Hacks" worth in total of 534.95US$. Sponsored by Redgate Software.