Starbucks will now let customers use personal cups for nearly all orders
Starbucks brings back personal reusable cups to Starbucks cafes in the U.S.
Starbucks' new reusable cup scheme may have one unintended consequence
At these Starbucks stores, every cup is now reusable – Turn Systems
Inside the Starbucks reusable cup programme, Article
Starbucks allowing customers to use reusable cups for drive-thru, mobile orders
Starbucks to Phase Out Single-Use Cups in New Program
Starbucks reveals new plans to eliminate single-use cups, encouraging reusable ones
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Starbucks lets you use a reusable cup now. Why some coffee shops won't - The Washington Post
Starbucks Red Cup 2022: How to get free reusable holiday cup