opt in

verb

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

Example Sentences

Researchers from Fix Our Food, a programme based in York, say they want the government to automatically enrol families who are missing out nationwide, by allowing them to opt out instead of having to opt in.

From BBC

Performers can opt in or out of the dynamic-pricing system but it is hard to know how much the Gallagher brothers themselves actually knew about the arrangement.

From BBC

“In the winter, most guests still want to opt in to the hot tub but increasingly in the summer, more and more guests are opting out,” says Al Judge, the cofounder of AliKats.

From BBC

But people who want to opt in to zero-hours contracts because of the flexibility they offer can still do so.

From BBC

Assembly Bill 1949 would close a loophole in the California Electronic Communications Privacy Act to prevent social media platforms from collecting and sharing information on anyone under 18 unless they opt in.

From Los Angeles Times