These are a collection of useful documents for IFGS. They can also all be found at http://www.ifgs.org/
Weapon Construction Guidelines-A how-to on standard weapons construction. Weapons made under these guidelines are IFGS-legal
Liability Waiver.pdf-These will be available at all games to sign as well, but, if you are a minor, and your parent or guardian will not be attending, you need to get them to sign one of these in advance to be able to play.