What if I prefer not to hand over my phone to the merchant, especially if I’m at a restaurant? You can write down the Fluzpay voucher number, and inform the merchant that you are using a gift card as the form of payment. Related articles Can I add a “tip” to my Fluzpay voucher when eating at a restaurant? I already earn cash back using my Rewards Credit Card, so why should I use Fluz? What happens to my Fluzpay balance for a merchant that goes out of business? Can I purchase a merchant’s gift card with my Fluzpay balance? What is a Voucher?