opt-in - Wiktionary, the free dictionary

From Wiktionary, the free dictionary

From opt +‎ in.

opt-in (not comparable)

1. 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 advertising.

   They set up an opt-in mailing list, so that those who wanted the notices could subscribe.

• opt-out

• double opt-in

• Opt-in e-mail advertising on Wikipedia.Wikipedia

• Pinto, Point, pinot, pinto, piton, point, potin

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