This is a really good tutorial: Create and Consume RESTFul Service in .NET Framework 4.0
But as I understood, you need only to consume RESTfull service. Actually there are more approaches to write one, thus consuming them migth also differ. This one is a more general and easy approach: http://rest.elkstein.org/2008/02/using-rest-in-c-sharp.html
], but you need to code more. You can change the Method
property to use DELETE or PUT (or other) http methods instead of POST.