What does opt-in mean?
Opt-in means 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..
Pronunciation varies by accent · adjective
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.
Choose a synonym only when it preserves the intended meaning, tone, and grammar of the full sentence.
Opt-in means 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..
The closest synonym depends on the sentence and intended sense.
Possible antonyms include opt-out.
They set up an opt-in mailing list, so that those who wanted the notices could subscribe.
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