You are particularly skilled in using a particular type of weapon.
Effect: Choose a single Exotic Weapon or weapon group, you gain a +1 bonus on all attack rolls you make using the selected Exotic Weapon or weapon group.
Special: You can gain this Feat multiple times. It's effects do not stack. Each time you take the Feat, it applies to a new Exotic Weapon or weapon group (Including Unarmed attacks). If you take this Feat with Heavy Weapons, it works normally with Vehicle Weapons.