Best Damage to do to NPCs:
Sansha - EM
Amarr - Thermal
Guristas - Kinetic
Serpentis - Thermal, use Kinetic against BS's
Mordus - Kineticdd
Blood - EM Therm
Angels - Explosive

[NPC Dmg Weakness]
Angel Cartel - Explosive
Blood Raiders - EM/Thermal
Guristas - Kinetic
Sansha - EM/Thermal
Serpentis - Thermal/Kinetic

Caldari Navy - Kinetic
EoM - Kinetic
Mercenary - Thermal
Mordu's Legion - Thermal/Kinetic
Syndicate - Kinetic Thermal
Thukker Tribe - Explosive

[Damage Types]
Angel Cartel (Gist,Arch,Domin) - Explosive/Kinetic
Blood Raiders (Corpus,Elder,Dark) - EM/Thermal
Guristas (Pith,Dire,Dread) - Kinetic/Thermal
Sansha (Centus,Loyal,True) - EM/Thermal
Serpentis (Core,Guardian,Shadow) - Thermal/Kinetic

Rogue Drones (Alvus/Strain/Sentient) - Explosive/Kinetic/Thermal

Amarr Navy - EM/Thermal
Ammatar - EM/Thermal
Caldari Navy - Thermal/Kinetic
EoM - Thermal/Kinetic
Gallente Navy - Kinetic/Thermal
Khanid Na