Paying and Tipping with Gift Cards Debate At 8 Utah's VFX

If you got a gift card or two for Christmas, why wouldn't you use it? AJ needs clarity because there's a disagreement in his house about paying with multiple cards. What's the least amount on a gift card you'd still use? AJ & McCall agree that the tipping was done amount, and if that was the case, could you tip with a gift card? McCall asks, can I pay my bills in gift cards?