Costco Members ONLY: FREE Sample of Starbucks Via! Jun 8 2010 @10:43 am1 Comment Sharing is caring! Facebook Twitter Pinterest Email Here’s another FREE Sample of Starbucks Via Ready Brew…for Costco Members ONLY (membership ID required)! Category: FREEBIES Newsletter NEVER miss a deal! If you’re tired of paying too much for the things your family needs most, sign up to receive daily Kroger deals sent straight to your inbox! Success! You will now begin to receive emails to help you save the most at Kroger! There was an error submitting your subscription. Please try again. Email Address Subscribe No spam, ever.