Let PayPal or some other processor do the payment handling. No need for SSL on his end.
That said, he's probably going to have an admin login on the site. No harm in having SSL there. Check out cacert.org

Did you turn it off for there in particular or in general?
Folks, how will that affect login? Aa far as I'm aware, Wordpress doesn't force https for the login.
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Padraic Harley - Mobile Device
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