Smallest to Largest Site
Burrow > Hideaway > Refuge > Rally Point > Den > Yard > Port > Hub > Haven > Sanctum
Easiest to Hardest Site
Hidden > Forsaken > Forlorn

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

Damage (Resist)
Angel --- Explosive (Kin/Exp)
Amarr --- Thermal (EM/Thrm)
Blood Raiders --- EM (Em/Thrm)
Caldari --- Thermal (Kin/Thrm)
Gallente --- Thermal (Kin/Thrm)
Guristas --- Kin (Kine/Thrm)
Khanid --- Thermal (EM/Thrm)
Mimintar --- Thermal (Therm/Exp)
Mercenary --- Thermal (EM/Thrm/Kin)
Mordus --- Kin (Kin/Thrm)
Odamian --- All* (Kin/Thrm)
Drones --- EM (All)*
Rogue Pirates --- All* (EM/Exp/Kin)
Sansha --- EM (EM/Thrm)
Serp --- Thrm (Kin/Thrm)

Stack
1st mod: = 100,00% effectiveness
2nd mod: = 86,91% effectiveness
3rd mod: = 57,06% effectiveness
4th mod: = 28,30% effectiveness