COLES10
Pretty simple - spend $150 or more on Coles online, use code COLES10 and save $10
T&C from link are: $10 OFF your shop is valid on every shop only when you shop via shop.coles.com.au and spend $150 or more in one transaction. Valid after savings and discounts and excludes Coles Online service fee, smoking and tobacco products. Enter COLES10 at checkout to have your discount applied. Offer is valid on every qualifying order placed until 11:59pm AEST 28 June 2020 and order cut-off times apply (incl. 1am Sat/Sun in some stores on weekends). Offer cannot be used in conjunction with any other offer.
I get $10 with $50 spend every week, sometiemes twice in a week..