Starbucks Rewards members, check your emails for a possible invite to play the new Starbucks Bonus Star Bingo! The email is titled ''It's time to play Bonus Star B-I-N-G-O''. If you were invited, just click on ''Activate Your Board'' in the email to get started. You can earn up to 300 bonus stars when you make a qualifying purchase during certain times and days at a participating Starbucks stores through November 1st.