American applying to sit in Canada

[pietkuip]

@TD052023

don’t believe there are legal concerns

Yes, there are issues with border control:

Questions for sitting in Canada from the states

You got lucky, indeed. I did now look a bit more at the Canadian government web site that mentions these “four weeks” of farm work as an example of what would be ok without a work permit. The other requirement is that tourism must be the primary reason and that is then explained in this guidance: Note: The farm work cannot be the main reason for entering Canada; the foreign national must have other plans for the majority of their time in Canada. Volunteering is to be secondary (incidental) to…

So don’t give them the THS letter! In almost all cases, just being a tourist will keep you out of trouble.