clean install of 305, english lang, tried both SMTP and mail()
Two orders placed via worldpay
email received from worldpay confirming successful test transaction
email from shop > customer: received, but blank apart from just the order number in the subject.
email from shop > shop keeper: not received
Tested the email address by sending a newsletter test via the shop, received ok.
both also just reported via http://bugs.cubecart.com/