Received this in my email today.
T&Cs: Offer valid till 30/11/20 at 23:59:59 AEST. $0 delivery on all orders. A small order fee applies to orders under $15. Maximum 10 redemptions. Offer only eligible to customers who received the current email via [email protected] Offer not valid on KFC stores. No promo code needed at checkout to redeem. To take advantage of this offer, customers must have a valid DoorDash account with a valid form of accepted payment on record. Valid only on DoorDash.com or on the DoorDash app with the latest version and within DoorDash’s delivery zones. Offer cannot be used retroactively for prior purchase. Offer may not be sold, copied, modified, or transferred. Offer has no cash value. Cannot be combined with other offers or promo codes. Void where restricted or prohibited by law. DoorDash may not be available in all postcodes. DoorDash reserves the right to modify or cancel this offer at any time. DoorDash’s computer is the official date/time keeping device for this offer.
Mod: Targeted users are reporting that there is no free delivery even after receiving the email. Offer is possibly delayed.
I got 25%, no free delivery though.