To access your Subscriptions:
Log into your account: https://haulix.com/MediaContact/SignIn
Click on Settings
UNSUBSCRIBING
Find the respective sender in your list of Subscriptions and click the Unsubscribe link.
RESUBSCRIBING
In the Unsubscribed From list on the bottom, click Resubscribe and confirm to go back to being active in the sender's contact list.