Opt-in contacts are recipients who have confirmed via email that they would like to receive your email marketing messages. By either confirming via the Confirmation Email or by clicking on the Reconfirm link in any of your email campaigns.
To see the Opt-in subscribers in your Benchmark list. Please follow the steps below.
If there is no Opt-in Contacts option, then this means no contacts have opted in yet.
You may choose to send out an Opt-in email to this list, and by doing so, you will find out who would like to Opt-in. To learn how to create an Opt-in link click here.