Can I combine an FLX Cash reward with another discount? To maximize your savings on a purchase, you may use one FLX Cash reward and one coupon code (like a student discount). Related articles Do you accept gift cards or promo codes? If I return my item, then will I get my FLX Cash (XPoints) back? What are the FLX Cash exclusions? Can I use discount codes or coupons on new releases? What is FLX Rewards?