Possibly Targeted. Email from UberEATS below:
"$5 off your next order
Yesterday we mistakenly sent you a promotion intended for new users. Luckily for us, you’re already an Uber Eats customer.
To compensate for any confusion caused, and as a token of our appreciation, here’s $5 off your next order.
Enter the promo in your app, and place an order before 13th December.
Thanks for ordering with Uber Eats!
Intended users only. Single use only. Valid in Australia where Uber Eats is available. Expires 12am AEDT Thursday, 13 Dec 2018."
Got "oops, you are not eligible for this promotion"