Buy $50 in Subway gift cards get bonus $10 e-Gift Card

https://subway.cashstar.com/gift-card/buy/
PROMOTIONAL TERMS & CONDITIONS: For a limited time, purchase one or more SUBWAY® eGift Cards totaling $50 or more online at www.mysubwaycard.com, and receive a bonus SUBWAY® eGift Card with $10 of value.

• Bonus $10 SUBWAY® e-Gift Card will show in your cart once you qualify by adding $50 in SUBWAY® e-Gift Cards to your cart.
• $50 can be comprised of multiple cards (i.e. two $25 SUBWAY® e-Gift Cards). Bonus $10 SUBWAY® e-Gift Card will be a standard card design.
• Bonus $10 SUBWAY® e-Gift Card will be emailed to the purchaser who is placing the order within 48 hours of original purchase.
• This offer is only valid between December 21, 2017 (starting at 12:01am EST) and December, 25, 2017 (ending at 11:59pm aEST).
• This offer may not be combined with other offers, and is void where prohibited. Limit one bonus SUBWAY® eGift Card per customer, while supplies last.
• Bonus $10 SUBWAY® e-Gift Card does not expire and is subject to all SUBWAY® Card terms and conditions.
• For complete SUBWAY® Card terms and conditions, visit www.mysubwaycard.com. Use of SUBWAY® Cards constitutes acceptance of those terms and conditions.