Starbucks is offering registered My Starbucks Rewards members a Tall Hazelnut or Caramel Macchiato for FREE with this printable coupon for a limited time. You can also opt to show the deal to the cashier on your mobile device. You must pay with your Starbucks card or through the Starbucks app on your mobile device. There is a limit of one per account. If you are not Starbucks rewards member, it’s Free to join. Deal ends March 26, 2013.