I can't find manual link.
I got this offer in my amex.
Save the offer to your eligible Card and spend $100 or more, in one or more transactions, online only at www.AussieFarmers.com.au by 03/03/2018 to receive one $30 credit. Limited to the first 12,000 Cards to save the offer. Exclusions apply.
OFFER TERMS
Offer is limited to one credit per Card to which the offer is saved and only spend on this Card counts towards the Offer.
Excludes transactions where you do not spend directly with your Card to which the offer is saved, at Aussie Farmers Direct at www.AussieFarmers.com.au. Offer valid at Australian website only.
Excludes transactions made through a third party establishment or payment processor.
Credit is not redeemable for cash or other payment form.Credit should appear on your billing statement within 5 business days from qualifying spend but may take up to 90 days from the offer end date.
Credit will not be applied to your Card account if your Card has been suspended or cancelled.
Credit may be reversed if your qualifying purchase is refunded or cancelled.
I got the offer on both my DJs Amex and my Velocity Escape Amex