HSBC50
Came across this deal. If you are a HSBC customer Should work for anyone, follow the link and get $100 use towards any case of wine worth $159.99
They have some Terms & Conditions which I found on the website:
Valid until 31 Dec 2015
To use this voucher you must be 18 years or older. This voucher cannot be used in conjunction with any other offer. Vouchers are for first time customers only and one per customer. Voucher can be used towards any case of wine worth $159.99 or more.
New customers only.