Used PatBateman23.
Here's mine:
https://link.dosh.cash/9oUZKSh5qM
Note: You need to click the referral link from your mobile and install the app for a valid referral. From their support:
A valid referral is when your referral, clicked on your unique link while on their mobile phone, downloads the app, completes the signup process by linking their first credit/debit card and gets in-store cash back for the first time from a Nearby Offer.