But he needs to sign up first for email subscription, before he can receive the daily free wheel of fortune spin. If he sees the "subscribe now" button under the wheel of fortune ad, he can hit it and use the email ad that you are using in your freebitco account.
Something like this -
https://freebitco.in/static/html/wof/wheel-of-fortune.htmledit : NABiT also provided the post from freebitco staff about the steps.
As far as I know, I did not subscribe, and I receive the emails. Unless I did it without realizing it. But if we're talking about typing my email address somewhere on the site to receive them, I'm sure I didn't do it.