Only available online. Your friend must live at a different address to you. We’ll send your vouchers to the address provided when joining Sky within 45 days of your friend’s first subscription payment, as long as you’re still with Sky. If you select M&S as your voucher of choice, we'll email your voucher within 45 days of your friend’s first subscription payment. Offer not for Sky group employees or commercial use. Not available with any other offers.