***Stacking Penalty***
Damage/Range/Tracking Modules:
First 100%
Second 95,44%
Third 67,99%
Fourth 35,57%
ROF Modules:
First 100%
Second 77,58%
Third 46,55%
Fourth 22,41%
Armor Hardener Modules Active and Passive,
Weapon Disr.:
First 100%
Second 43,45%
Third 16,13%
Fourth 5,71%

Amarr -> lasers
Minmatar -> projectiles,
Gallente -> hybrids,
Caldari -> missiles and hybrids

Hardeners to use:

Angel: ALL
Amarr Navy: EM/Thermal
Gurista, Mordus, Gallente: Kinetic/Thermal
Blood: EM/Thermal
Sansha: EM/Thermal
Serpentis: Kinetic/Thermal
Thukker: All
Mercenary: EM/Thermal/ (Kinetic missiles)
Caldary navy: Kinetic/Thermal
Khanid: EM/Thermal
Zazzmatazz : all typ
Mordus: Kinetic/thermal
Rogue Pirate: EM/Explosive/Kinetic
Odamian: Kin/therm
Roque Drones: Kinetic/Thermal

Damage types to use:

Angel: EM(shields)Explo