https://community.checkpoint.com/thread/1092
https://teksecurity.wordpress.com/2017/08/22/checkpoint-r80-10-multiple-policy-layers/
https://www.youtube.com/watch?v=AN1N8cwkjJk
They are important for the API integration, as you can limit the API only to a specific rule/set
FWD
CPD
CPM
FWM
CPCA
CPWD
new process in r80 CPM