I get the same three bits of junkmail every day (or at least until I blocked them) - don't these people learn? I do not wish to try a free sample of "Men of Iron" herbal viagra, nor boost my cellphone (sic) reception, nor, indeed, pick up a diploma.
The first person to release a easily useable trace/Denial of Service application to hit the scum responsible would make a mint. How I wish that were possible.