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opt in

British  

verb

  1. (intr, adverb) to choose to be involved in or part of a scheme, etc

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

But the law gives governors the authority to decide whether or not to opt in and let tax-credit-eligible donations flow to scholarship-granting organizations in their state.

From The Wall Street Journal

“As governors weigh what it is rather than just the rhetoric, it really makes all the sense in the world to opt in,” Polis said.

From The Wall Street Journal

With a looming deadline to preorder the new card, current users face a choice: opt in for a new bank partner and skimpier rent rewards, or see their account converted to a standard Wells Fargo card that offers no housing rewards at all.

From MarketWatch

Precise location sharing hasn't yet been enabled in the US, where it is expected to be optional and turned off by default so users will be asked to opt in with a pop-up message.

From BBC

Stores and other places open to the public are a no-go unless they explicitly opt in.

From The Wall Street Journal