Marked as SPAM in the subject but some were delivered without the warning.
From: Stanford CS - Payroll Service <firstname.lastname@example.org>
Date: Friday, August 2, 2019 at 2:28 PM
Subject: *****SPAM***** Stanford CS -Payroll Notice
1 New Payroll Stanford CS Message
Click https://cs.stanford.edu/hr/payroll.php to READ
Human Resources & Payroll Service
Stanford CS - Stanford University