The immigration rhetoric is largely kayfabe.
I think it’s the same with the tariffs. In fact, I think it’s the same with everything he promises. He’ll do a token amount of each horrible thing before he gets bored of it or it becomes obviously impractical (see: wall building).
Mostly he’ll just make everything slightly worse and do a lot of corruption for him and his friends. Just a little light kleptocracy.
This seems reasonable. I don’t feel like Canada necessarily in a less precarious place than (e.g.) California.