I would 4x my TC and be an immigrant in Canada which has a very established permanent residency system. I knew about the PiP system, but I had no idea that they

I would 4x my TC and be an immigrant in Canada which has a very established permanent residency system. I knew about the PiP system, but I had no idea that they could rescind the offer like this. I have turned some other offers down to accept Amazon’s, and they left me like this