Class 1

Weapons
Any Submachine guns silenced (I usually go with AK74u)
Guns : either Magnum or CZ75
Grenades
Concussion/Flash or Willy Pete (works nice in HQ to capture)
Semtex
Tactical Insertion
Perks
Lightweight or Ghost
Steady Aim
Marathon

This class is mainly used to rush objective


Class 2

Weapons
SPAS
Magnum
Grenades
Concussion/Flash
Semtex
Tactical Insertion (to rush objective) or Motion Sensor (to cover a place) or Jammer (to annoy people and cover yourself)
Perks
Flak Jacket
Sleight of Hand
Second Chance

Using this class to annoy and rush people on small map, very effective class.


Class 3

Weapons
Galil / AUG / Commando + Silenced + extended or dual mag
Strela
Grenades
Nova
Semtex
Any equipment will do, pick your fav here.
Perks
Ghost or Flak Jacket
Warlord
Pirate or Tactical Mask (usually using this to clear HQ or capture, helps quite a lot)

Less rush with this, I mainly use this class to kill people and stop them from stealing objective.


Those are the class I mostly use for HQ.