Around your birthday, you now need to head to "My Promotions" when logged into your Melia Rewards account, which should be
https://www.melia.com/en/mymeliarewa...iones/home.htm . That's where you'll find your Gold / Platinum discount vouchers, and around your birthday also another "Birthday gift voucher"
Last year it was 20% off or a 1-category upgrade when checking in online. Not sure about the 2017 one yet, but possibly a January or February baby can let us know