Again, for someone like me, fulfillment out of a warehouse doesn't work, because I'm selling unique items. It's not like I have a box of signed Pierre Trudeau memoirs and they can simply pull one and ship it every time one sells. Actually, I have a couple....
The problem is that there are various coping mechanisms that have developed to try to mitigate the impact of the Canada Post pricing model. In large centres, you have mail bundlers. What they do is collect packages from a bunch of small sellers to access a better volume rate, then they charge a premium on top of that rate for the service. That is the closest I've been able to get to that, but it doesn't help you if you're living in Fergus, Ontario. It doesn't help you if you're living anywhere outside of a large centre.
It's crazy that we've developed an industry just to try to mitigate the impact of our national postal service's pricing model.