Ratting is allowed only in the Brave constellation http://evemaps.dotlan.net/map/Catch/9HXQ-G#sec with the exclusion of http://evemaps.dotlan.net/system/AX-DOT

Exploration is allowed in all of catch with the exception of the small pocket in east catch http://evemaps.dotlan.net/map/Catch/JZV-O6#sec

Ratting is the act of killing pirate npcs to get their bounties. This can make consistent money anywhere from 1-5mil in a destroyer to 15-20mil in a VNI.

For a destroyer you will be ratting in a belt. You will be

For a VNE/VNI you can do anomalies,