Just two visits with reusable drinkware can earn you enough stars for a free coffee.
Which Size Does Starbucks Charge For When You Bring A Reusable Cup?
Ridwell
Customers can now bring personal cups to Starbucks stores, drive-thrus
Starbucks Just Made It a Lot Harder to Redeem Stars for Free Coffee - CNET
Starbucks To Allow Customers To Bring Reusable Cups ($0.1 Discount + 25 Bonus Stars) - Doctor Of Credit
Customers can now bring personal cups to Starbucks stores, drive-thrus
Starbucks Offers Bonus Stars for Bringing a Reusable Cup
Reusable Cup Earns Discount & Bonus Stars at Starbucks - Now Includes Drive-Thru & Mobile Orders - Mile High on the Cheap
Celebrate the Year of the Wood Dragon with new Starbucks merchandise