MAYMAD
Take 25% off full priced items at Crumpler, either in-store or online. Not quite as good a deal as their sale section (https://www.ozbargain.com.au/node/537480), but a good discount if there's a bag or something from Crumpler you're really chasing that's not clearance.
24 hours only according to the email and website. May also be eligible for cash back, up to 7% from Cashrewards or ShopBack.
Won't be eligible for cashback as 'MAYMAD' isn't listed as a coupon on both Cashback Sites.