Hey @roadmr 
Thank you for the reply, I really appreciate it!
I would prefer to use kill_timeout since it is somewhat specific to my use case. You can read more about it in this thread 
Instance Downscaling
I checked the fly config show and it looks like kill_timeout should be applied, however I am still testing it and it does not seem to be working… Here is the fly config show:
Do you have any further ideas on why that could be?
One more thing, the Billing Dashboard is constantly loading for me today and I cannot get the anticipated monthly charge. I checked the statuses and everything seems to be working on your part but the Billing Dashboard never seems to load fully 