You can find a coupon to save on your Starbucks packaged coffee or box of K-Cups at Save.ca. Use the Starbucks coupon anywhere you can buy groceries in Canada. The details of the coupon say:
Save $2 on the purchase of any (1) Starbucks packaged coffee or Starbucks coffee K-cups packs (10 or 16 count pack).
It’s a mailable or printable coupon. You have to select at least 3 coupons for save.ca to mail the coupon to you. It will take about 2-3 weeks to receive your coupon. Here is what the coupon looks like.
You can find Starbucks packaged coffee or their Starbucks k-cups in any grocery store such as Loblaws, Metro, Walmart, and No Frills. You cannot use the coupon at Starbucks though.