Just went to the petrol station with the bf and found out this little discount. Wish someone told me this earlier.
10c/L off at Z
20
Referral Links
Z App: random (7)
Referrer gets 1 free coffee (up to 3 max).
Z Electric: random (18)
Referee gets 50L+ extra 25L. Referrer gets 50L.
It was posted by email