You can get some sample chapters to the Hentzenwerke book online. There are some articles online

http://msdn.microsoft.com/library/en-us/dnfoxgen/html/adojump.asp?frame=true
http://msdn.microsoft.com/archive/en-us/dnarfoxgen/html/msdn_fpsqlcs.asp?frame=true
http://msdn.microsoft.com/archive/en-us/dnarfoxgen/html/msdn_bko02.asp?frame=true


>Cheers Craig - do you know of any examples on the internet? My book budget is well dented this year already!