Well, I haven’t been treated at Harvard. I live thousands of miles away. And it wouldn’t normally occur to me to “shop” at a medical school or hospital (though after investigation I found that the publications shown on the message do cost money.) But aside from that (and assuming you don’t look at the From address or where the “Continue Shopping” button points) it looks fairly convincing.
Sender: Harvard Medical (email@example.com)
(a second copy came from firstname.lastname@example.org)
Subject: We have a special offer for you…
Thank you for choosing Medical Center for your health care needs. We’d like to offer you 10% off your next orders.
But hurry, this offer only lasts 10 days.
Our providers are dedicated in making your visits easy and productive.
Continue Shopping (link leads to http://bertrandwesierski.com/trace/a/b/c/d/ — the second version led to http://naturalhemorrhoidstreatments.com/trace/a/b/c/d/)
Here’s what it looks like: