The minimum requirement for constant inboxing is to use the best list possible. This can be done with double opt-in procedure the easiest way.
Many marketers feel, that Double opt-in slows them down. This is why:
A regular Double Opt-in will have a form, that sends an email, which opens a confirmation page. The visit on the confirmation page and the link will be checked by Mautic. If the condition for visit or click is true, then a campaign step sets the Double Opt-in value in the contact as yes. Something like this:
The problem here is, that the cron has to be used to create segment, push the contacts forward in the campaign, and also for executing campaign actions. As a result, you have to wait all the time:
The solution is to cut out all the ‘moving parts’ and perform the campaign actions right at the spots where they happen. The emails should be sent by the form, and the Double Opt-in should be set by at the confirmation page.
This way you have a simplified process: