You can score a free drink for stopping by one of Starbuck's 25,000+ stores.
Here's what you need to know to get your coffee fix:
First, the event is time specific — from Aug. 3 through 7 — and you have to visit between 2 and 5 p.m.
Second, it's a BOGO deal that applies to macchiatos specifically. Buy one, and get another of equal or lesser value for free.