Go  here to join the Rewards Program; and note that you will need to register a Starbucks Card in order to join. If you don’t have a Starbucks Card, just head over to your local Starbucks and request one (keep in mind that a $5 minimum load is required). Or, you can opt to  download the Starbucks mobile app, create an account and get a digital card.

Offer ends Feb.7, 2014.