Core Skills For All Pilots - train them ALL to 5 The time invested will be repaid many times over throughout your Eve career.

Power Grid Management - To maximize the power core.
CPU Management - To maximize the CPU.
Capacitor Management - To maximize the capacitor capacity.
Capacitor Systems Operation - To maximize the rate at which the capacitor recharges.
Energy Grid Upgrades - To reduce CPU requirements.

Stacking penalties

1 - 100%
2 - 86.912%
3 - 57.104%
4 - 28.247%
5 - 10.59%

ENEMY USES THESE DAMAGE TYPES:
Serpentis (Core, Guardian, Shadow) - Kinetic / Thermal
Blood Raider (Corpus, Elder, Dark) - EM / Thermal
Sansha's Nation (Centus, Loyal, True) - EM / Thermal
Angel Cartel (Gist, Arch, Domination) - Explosive / Kinetic / Thermal
Guristas (Pith, Dire, Dread) - Kinetic

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