Favored in Guild( Expedition to Castle Ravenloft, p. 205)
You are an active and valued member of your guild.
Membership in a guild (including 2 ranks in two of the guild's associated skills, and at least 1 rank in another two of the guild's associated skills),
As an active and necessary member of your guild, select one of your guild's associated skills. As long as you remain a member of the guild, you gain a +2 competence bonus on all checks made with that skill.
An active guild member in the Lightbringers also gains an additional fringe benefit, as noted in the Lightbringers organization description.
In order to receive benefits from a guild, you must pay yearly dues. You do not gain any guild fringe benefits.