Found this on Amex Connect-
When you shop between 1st and 31st October 2015 you’ll receive 15% off all eligible orders of USD $100 or more, excluding cost of shipping, when you use your American Express® Card and ship to Australia. This offer is limited to the first 12,000 redemptions.
Although the AUD has shat itself of late, there are still some good bargains to be had.
Simply go to http://amazon.com/global/amex and start shopping
15% discount on orders over USD$100 Terms and Conditions
This is a limited time offer. Amazon reserves the right to modify or cancel the offer at any time.
Offer applies only to products sold and shipped by Amazon.com through AmazonGlobal.
Items must be purchased in a single order and shipped to a single address within Australia.
USD$100 minimum purchase required. Shipping and handling fees, gift wrap charges, duties and taxes are not included in calculating purchase amount of the USD$100 minimum purchase amount.
Offer applies only to the purchase of eligible products made with an American Express Credit Card as your payment method.
If any of the products or content related to this promotion is returned, your refund will equal the amount you paid for the product or content, subject to applicable refund policies.
Offer is non-transferable and may not be resold.
If you violate any of the Terms and Conditions, the promotion will be invalid.
Void where prohibited.
Shipping charges may apply to discounted and free promotional items.
Offer does not apply to digital content, Kindle devices and accessories, and gift cards.
Offer good while supplies last, limited to first 12,000 redemptions