Hi Dan, I'm aware of how DMCA works, but from what I've seen there's a fair amount of variation between how the DMCA Notice pages are written.

Examples:

http://secondlife.com/corporate/dmca.php

https://www.dropbox.com/dmca

EDIT:

In case anyone's interested, here's the relevant info and forms from the US Copyright Office:

http://www.copyright.gov/onlinesp/

as well as a few other resources:

http://www.wired.com/threatlevel/2010/10/dmca-righthaven-loo...

http://www.chillingeffects.org/dmca512/