I search for solutions in this order: Past Code, Unreal Source, Wiki, BUF, groups.yahoo, google, screaming at monitor. – RegularX

From Unreal Wiki, The Unreal Engine Documentation Site

[edit] Introduction

Here you will find (I hope so) all info about the so much changed UT2003 firing system.

[edit] Contents

• Legacy:How UT2003 Weapons Work/Firing A Weapon
  • Firing InstantFire Weapons
  • Firing Projectile Weapons
• UTute3: Making a Weapon Mutator
• Legacy:How UT2003 Weapons Work/Teaching Bots To Use Your Weapon