Found this promo while browsing Amazon, might be of use to some.
T&Cs : https://www.amazon.com.au/s?i=grocery&k=&ref=nb_sb_noss&url=…
These terms and conditions apply to the offer (“Offer”) whereby customers who purchase $30 or more on selected pantry food & drinks products will receive 15% off their order. This Offer is available for Prime members (Australia) only. This Offer is valid until the earlier of 11.59pm (AEST) on 12 August 2019 or while stocks last. The Offer will only apply to items sold by Amazon AU on Amazon.com.au. Offers do not apply to purchases made from third-party sellers on Amazon.com.au (including Amazon US) even if “fulfilled by Amazon”. Each Offer is valid only for select household and pantry products as displayed for that Offer on Amazon.com.au (“Qualifying Items”). The Offer only applies to a purchase of $30 or more of Qualifying Items in a single order. If you do not add $30 or more of Qualifying Items to your Shopping Cart, the Offer will not apply. If you cancel or return part or all of your order such that your order no longer contains $30 or more of Qualifying Items, the Offer will cease to apply and, if applicable, you may be charged for any items retained that no longer meet the relevant Offer terms. Offers cannot be used on pre-existing orders. This Offer is subject to availability and may be withdrawn or amended without notice. This Offer is not redeemable for cash. This Offer is non-transferable and may not be resold. Amazon.com.au’s Conditions of Use and Sale apply. Delivery will be applied to each item in accordance with Amazon AU's standard delivery rates and policies. If eligible for the Offer, the discount of 15% off Qualifying Items only (for each order containing Qualifying Items totaling $30 or more) will be applied at checkout. A limit of 5 identical Qualifying Items per order applies.
Does it add on the check out?