You need the Source SDK for one thing.
Check out the Source SDK Documentation
http://www.valve-erc.com/srcsdk/
As well as the VERC itself
http://www.valve-erc.com
For a whole bunch of tutorials, check out The SnarkPit
http://www.snarkpit.com/
Wow, well played VALVe/Vivendi, you're getting like the RIAA and their cohorts...
Dude, security.Reminds self to stop quoting Alex.
Lying infidelSlaps the "Lying Infidel" sticker on
I really gotta get that changed, that points to my old, dead addy!Slaps the "Incompetent Moderator" sticker on Alex
"yeah, opera has the same features as firefox, but the ones firefox has are better "The difference between Opera and FF users is that we've got a bloody good arguement.