You should be able to find this by clicking on your username, then under User Settings, look for notifications, there you will find your email notifications settings.
Mine is off and I'm not getting random emails.
Though it's going to take some time to get the many problems figured out, I'll let one of the IT guys know about this in order to add it to the growing lists to fix. Please accept iboats sincere apologies for the all of the inconveniences as of late.
Thank you.