When an email is sent from Matrix, the recipient will see two links when they open it up. The first link will bring them to the listings that have been sent by their agent. The second link allows the recipient to unsubscribe from all future Matrix emails. The unsubscribe link is legally required to be on all Matrix emails.
Here is an example of an email showing both links:
If you or your recipient accidentally click the unsubscribe link, you will not be able to send any more Matrix emails to that address until the opt in procedure is followed.
Click here for instructions on opting back into Matrix emails.