Double Witchery rewards for members until 20th Nov - $30 or $50 credit depending on order val
They're doubling the reward you get on instore purchases through until the 20th of Nov. So if you spend $150 in a transaction they credit your card with $30, and if you spend $200 they'll credit it with $50. The credit only lasts 30 days but you should be able to spend it in that timeframe. Although its not a discount its still a bonus in extra value.
If your not already a member you need to pick up a card instore and activate it online. Its all free.