the agent doing it without the necessary funds is breaking the law, as you, and everyone going this route, should be fully aware. I know it's been happening forever, but one day, the curtain will fall, and there will be a lot a disappointed expats deported, and a few agents in jail. Not the way I want to travel, thanks.
Best friend Visa, as economical as they get. He will need to put 800,000 in the bank in his name only. Organising a bank account is not easy, but possible.
And as he ages, a friend lives in a retirement village, without care, for only
oh, so your Passport is "international". I've never heard of that country. Wake up dickhead. If you haven't got a passport, you aren't coming. If you have, say where it's from, international doesn't work