Yeah, we've had a lot here today. Manning the helpdesk is a hoot.
Caller: "I've had an email from Amazon, but I've not bought anything and don't use my work email for Amazon".
Delete it then muppet. Do you reply to every piece of junk mail the postman sends? "Dear Everest, thank you for your lovely detailed brochure on double glazing, but unfortunately I have no need for new windows at the moment".