Use shotgun mode to land headshots to prime [Galvanized Scope] then swap back to the cannon for massive AOE burst DPS. Sustaining the headshot buffs is a very high maintenance playstyle, but it does allow you to [Reach] peak DPS. If you don't like this playstyle, you can swap out [Galvanized Scope] with [Point Strike] or [Critical Delay] and still maintain very high DPS. Switch the BANE mods with the enemy type that you are fighting. Don't forget to turn on Conditionals setting to see dps