Opt-In

/ˈɒpt ɪn/

Definitions

  1. (v.) To give explicit consent to participate or be included, especially in data collection or marketing communications.
    Users must opt in before receiving promotional emails.
  2. (n.) A formal mechanism allowing an individual or entity to give consent to be included in a program, service, or data processing activity.
    The privacy policy includes an opt-in for data sharing with third parties.

Forms

  • opt-ins
  • opting in
  • opted in

Commentary

Opt-in provisions often appear in privacy and consumer protection laws to emphasize affirmative consent, requiring clear action before enrollment or participation.

This glossary is for general informational and educational purposes only. Definitions are jurisdiction-agnostic but reflect terminology and concepts primarily drawn from English and American legal traditions. Nothing herein constitutes legal advice or creates a lawyer-client relationship. Users should consult qualified counsel for advice on specific matters or jurisdictions.

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Amicus Docs | Opt-In Definition