> How can I exclude a list of urls for a site grab ? I can 
> specify a list of urls to grab from a site via a file (--
> list option) but it only seems to include urls, rather 
> than allowing urls to be excluded.

Use scan rules, or use the --urllist  feature:
 %S <file> add all scan rules located in this text file 
(one scan rule per line) (--urllist <param>)

> i.e. I want to grab a site, but there are specific 
> sections I don't need. It would be easier for me to 
> specify want I don't want, rather than what I do want.

Use filters (or filters list) such as
-*foo* -*.bar -www.foobar.com/* ..