Hey Carl, good to see you around again.
Maybe these can help:
http://www.garritan.com/tutorial/NWC-tutorial.htm (This link no longer seems to work but you might be able to do a search of the Garritan site?)
https://forum.noteworthycomposer.com/?topic=7679.0
https://forum.noteworthycomposer.com/?topic=7582.0
http://nwc-scriptorium.org/helpful.html#Explanations - there's a "VST for Dummies" type guide I wrote ages ago here. There is also an updated and probably better one from Rich Nagel just below mine.
There's other stuff too, but these are ones I could find quickly.