From 2p.m. to 5p.m., buy any Espresso or Tea Latte beverage at Starbucks, and get the second for just $1 between September 6 and September 9, 2012.
Good for any Espresso, Tazo® Full Leaf Tea Latte or Tazo® Chai Tea Latte beverage of equal or lesser value for $1 (plus tax if applicable). Not valid with other offers or discounts. At participating stores. While supplies last.
Read on Starbucks Canada website.