Hi everyone -
So in researching GREs I found this excellent ADSR post about them which should be informative to anyone else encountering (probably old news to most here but thought I’d post nonetheless):
https://www.adsrsounds.com/reaktor-tutorials/global-reset-events-in-reaktor/#:~:text=A%20Global%20Reset%20Event%20(GRE,to%20track%20down%20and%20eliminate.
Also regarding selling your Reaktor license, I found this while posting the above to the Reaktor forum: