I'm a dual citizen who lives in Canada. It's not as easy as you think to move here.

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• Dual citizen Michael Stiege was raised in Canada but spent many years working in the US.
• The darkness and cold climate of Canada pushed him to sunny California.
• For Americans thinking they can simply move up north, it's not that easy, he said.

This as-told-to essay is based on a conversation with Michael Stiege, 75, a dual citizen of the US and Canada. Stiege...