Agency is the capacity of an actor to act in a given environment. It is independent of the moral dimension, which is called moral agency. In sociology, an agent is an individual engaging with the social structure. Notably, though, the primacy of social structure vs. individual capacity with regard to persons' actions is debated within sociology.

The Agent agrees and acknowledges the following with regard to the Company’s trademark: The Company is the sole and exclusive owner to all right, title and interest in “[Sender.Trademark]” or to any other trademarks associated with the Company (the “Company Trademarks”) which the Agent may utilize in performing the services herein. Author of Die Vertretung beim Rechtsgeschälft... Agency, in law, the relationship that exists when one person or party (the principal) engages another (the agent) to act for him— e.g., to do his work, to sell his goods, to manage his business.