You can order cards that display your promo code at this link:
We appreciate your desire to grow your referral network (as a startup, we recognize the hustle), but it's extremely important that you never place your materials at/on a gas station without express permission. We rely on strong relationships with our partners to keep GetUpside growing, and cannot risk any harm to those relationships.
That being said, please do not tape, adhere, or otherwise place your referral materials at/on a gas station or business without permission. Failure to comply with this request may result in the termination of your GetUpside account.