Are you looking for ways to earn free Starbucks gift cards ... product barcodes once you’re in the store to earn more kicks. Link up your credit card and refer your friends for even more ...

Eligible customers can receive a bonus $5 eGift after you use your Mastercard to purchase an eGift worth $15 or more through the Starbucks app. That's like getting a $20 gift card for 25% off.