Webstarting october 18, starbucks is celebrating its starbucks ® rewards members with the return of star days, a week of exclusive offers and exciting ways to. Webstarting monday, may 13, enjoy a personalized offer that will be revealed in your starbucks app every monday throughout may. Offers will range from triple star. Webuse your bank of america® credit or debit card on the starbucks app to make qualifying purchases and you’ll earn an extra 2% cash back, plus a bonus star per. Webget all the new deals and savings hacks straight to your inbox. Check your app for bogo free starbucks offers in august. We'll see a new fall drink menu on.