Allies using #set_ally_guild are marked using green tags.
Current allies are:

FeaR {FD} SoaR ACE RoS PEN #nU Yugo BoC -SA- *LG* SynD ODIN LOM! \U1/ LORE MMM OWL

Friendly guilds or guilds with "no attack policies" are marked using light yellow (white) tags. Current guilds that are white tagged are:

TURK LGC LT *KA*

Red tagged guilds. These guilds are regarded are dangerous for various reasons including bag jumping, scamming, harassing, threatening or any similar trouble including serp spawning.
Current red tagged guilds are:
=HC= FURY PKG :< RAGE PHNX WDC RAT

Brod tagged guilds are marked in brown.
Lite gtfo