Web Browser 

1. Click 'My Account'.
2. Select 'My Accounts' from the drop down menu.
   
   
3. Click 'Preferences'.
   
   
   
4. Toggle the Notification setting off to be removed from the email list.
   

Mobile Apps

1. Tap 'My Account'
2. Tap 'Communications'.
   
   
   
3. Toggle the 'Marketing email' setting off to be removed from the email list.