from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Of a selection, the property of having to choose explicitly to join or permit something; a decision having the default option being exclusion or avoidance; used particularly with regard to mailing lists and advertisement.


from Wiktionary, Creative Commons Attribution/Share-Alike License

opt + in


  • In the United States, as in many countries, we rely on a simple system of altruism, or what might be called the opt-in approach.

    NYT > Home Page

  • While privacy is a big issue in the online consumer business, it is a moot point in the Groupon world, because customers voluntarily and explicitly sign up to be targets otherwise known as "opt-in".

    Slate Magazine

  • In a hearing in New York last month, Judge Chin asked representatives of Google, the Association of American Publishers and the Authors Guild whether it might be possible to negotiate a so-called opt-in agreement - in other words, along the lines of the Hachette deal.

    NYT > Home Page

  • And you’ll constantly receive the opt-in messages entitling sponsors and app-underwriters to information on your behavior, in return for which you’ll receive viewing credits, incentives and prizes.

    Jack Myers: Observations from CES 2011: NBC, Comcast, Motorola Xoom and the New Company that Will Change TV Navigation

  • Facebook users will be able to opt-in to receive posts in their news feed when an AMBER Alert is issued in their area, Noyes says.

    Facebook teams with agencies for AMBER Alert pages

  • Given the recent controversy over FB's confusing and default opt-in privacy settings, "Download Your Information" seems almost like an apology to users.

    Claire Gordon: Download Your Life

  • For example, the feature will be opt-in, rather than opt-out: "You will be notified that we will be enhancing your Bing experience before we actually do it, with an opportunity to say" disable "or to go and learn more before you decide if you want to take advantage of the feature," Bing explained.

    Facebook, Bing Search Partnership Announced: See The New Social Search

  • Facebook would also be barred from making information available to a wider audience without opt-in from users.

    Facebook Slammed by Porn Attack

  • And he was basically changing the default option from an opt-in to an opt-out.

    Consider Yourself Warrened

  • The AP says that consumers must opt-in to the tracking.

    Taking a Page From Papers


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