The $10 off $100 spend in-store is where you will need the obtain a barcode. The barcode will be on the first page of the catalogue, which you all can wait next week for. (excludes purchases on smoking/tobacco products, gift cards, recharges, WOW Connect, tickets (bus, train, state based travel cards such as Opal etc)
Update: Catalogue link - online code is CATALOGUE. Thanks tonester
$10 off Next Shop with $50 Gift Card Purchase (Westfield, Hoyts, Myer, Best Spas, Skype, Best Restaurants of Australia, Kathmadu, Freedom, Accor Hotels, iSubscribe, Typo)
$30 PSN Card $24
20% off GoodFood Gift Cards
25% off Vodafone Recharge Vouchers
Peats Ridge Spring Water 24x 600mL $6
Cadbury Favourites $9.50
Tim Tam Value Pack $1.99
MyDog 100g $0.62
Coca Cola 1.25L $1.39
Sanitarium Up & Go 3pk $2.50
Weet Bix 750g $2.50
Woolworths Croissants 3pk or 4pk 2 for $5
Rexona 150g or 250mL Varieties 2 for $10
Bic Soleil Twilight Lavendar 4pk $3.50
Carefree Ultra Thin Pads 7-10pk or Sweet Dreams Night Pad 7pk $2.20
Clear Shampoo/Conditioner $4.99
Sunsilk Shampoo/Conditioner 400mL $3.09
50% off all Covergirl Cosmetics
Morning Fresh Dishwashing Liquid 900mL $3.19
Huggies Convenience Nappy Range 20-36pk $10
Dynamo Laundry Liquid 900mL/1L $5
Cuddly Fabric Conditioner 400-500mL $2.49
Dr Oetker Ristorante Pizza 310-390g $3.75
Mars Maltesers Box 360g $5
So you were able to buy multiple gift cards and get multiple discounts?