Originally Posted by
zakami
For those of you in Canada, you could try to setup an account on the US Starbucks app and reload on that. I use my US based Starbucks app whenever I am in Canada and the payment works just fine at the current exchange rate. Minor issue is that I don't ear Star points for those transactions, but I'll take the convenience and I typically load up the Starbucks app at a 5-10% discount since there are frequent offers between Amex and Chase.
The US starbucks app also works in the UK