If you want us to keep you informed, then you have the option of subscribing to different newsletters in your member account under settings.
To unsubscribe our guest/host newsletter you need to unmark this option in the settings of your account.
Please go to your profile, click on 'edit profile' and go to 'settings'. There you will see two options to unmark:
'I want to receive guest newsletter' and 'I want to receive guest newsletter'.
Once you unmark them you won't be receiving any newsletter from us anymore.