Click "BUY IT", then, after choosing how many vouchers you want to buy you will see a tick box option below which says "You can gift any deal to friends and family members. Simply check this box and enter their name."
Enter their name(s) into the Recipient box(es).
Their names will appear on the vouchers.
You will receive the vouchers by email.
If you have just one recipient, you can simply forward on this email.
If you have more than one recipient, you may wish to download each voucher and send them individually as email attachments.