Entities are not allowed to contact you unless you opt-in to receiving such communication, or if you are an existing customer and they are sending you information about related products.

Source: https://mybroadband.co.za/news/cellular/492323-how-to-stop-spam-callers.html

It is estimated to cost around $115 million in the first year, and up to $194 million in future years, depending on how many schools and students opt-in.

Source: https://womiowensboro.com/free-school-lunches-are-back-in-illinois/

Not all pharmacies will opt-in to offer this service, meaning it may not be available everywhere in England.

Source: https://www.dailymail.co.uk/health/article-12756931/Everything-youll-able-pharmacist-plans-free-millions-GP-appointments.html?ns_mchannel=rss&ns_campaign=1490&ito=1490

Radicle also leverages Ethereum (opt-in) for unique global names, decentralized organizations, and protocols that help maintainers sustain their open-source work.

Source: https://www.dailypolitical.com/2023/01/06/radicle-one-day-volume-reaches-3-97-million-rad.html

Randall Cameron, the director of sales and marketing at AtMail, the parent firm of the Messaging Company, says there’s been a good opt-in rate for users wanting to keep their existing email addresses so far.

Source: https://www.theguardian.com/australia-news/2023/aug/19/australias-internet-providers-are-ditching-email-to-the-disgust-of-older-customers

That opt-in step shouldn’t be an issue.

Source: https://techcrunch.com/2023/11/07/withings-body-scan-smart-scale-review/

The Uni migration was opt-in, but there was no going back once you clicked the migration button.

Source: https://domainnamewire.com/2023/03/21/new-afternic-integrations-could-lead-to-more-stale-listings/

While companies like Live Nation Ticketmaster and Airbnb decided to play ball after being confronted by Biden, the FTC’s new rule would force the hand of businesses across the board to opt-in to the attempt at transparency.

Source: https://gizmodo.com/ftc-rule-concert-ticket-junk-fees-ticketmaster-1850917460

With the access beginning today (August 31), people can opt-in to try it out.

Source: https://www.ibtimes.co.uk/googles-generative-ai-search-engine-arrives-india-japan-1719043