Whenever you try to persuade, deceive, or move the intent or motivation of a Target an Influence Skill Roll is made.
This is typically a Contesting Skill Roll vs. Empathy and can be toggled as a Hidden Roll.
More difficult Influence roll might require a Contesting Skill Challenge.
Example: Convincing a King might require 5 to 10 successful rolls in a row to change their position on a war.
Example: Taming a creature.