Hello,
This is my own point of view in regards to a direct answer to your question. Just to guide to the right direction.
Shopify is an internet or online business tools.
It makes life of online business fanatics easier. It can makes you operates your online business wherever you are in the world as long as internet connection is available.
But different country has/have their own laws and guidelines. Example: TRADEMARKS you need to know how this trademarks works in different country.
I am suggesting to you to check it out to the right agency yourself in Canada.