Damage types caused:
Guristas - Kinetic / Thermal
Serpentis - Thermal / Kinetic
Blood Raider - Thermal / EM
Sansha's Nation - EM / Thermal
Angel Cartel - Kinetic / Explosive
Minmatar Fleet - Thermal / Explosive
Amarr Navy - EM / Thermal
Caldari Navy - Kinetic / Thermal
Gallente - Kinetic / Thermal
Mercenary - EM / Thermal / Kinetic
Mordus's Legion - Kin/Thermal
Drones - EM / Thermal
Khanid - EM / Thermal
Thukker - Explosive
EoM - Kinetic

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

* Targeting systems **
Minmatar - Ladar
Caldary - Gravimetric
Gallente - Magnetometric
Amarr - Radar