What would have happened if Poland fully accepted all of Hitlers demands unconditionally?

Would they have escaped being genocided and became an axis member like Italy?

Why did the Germans blindly follow this man?

What was there in it for them?

Even if Hitler won, the fate of regular Germans was working endlessly in the East. He wanted to turn most of them into peasants and cannon fodder for future expansion.

Soviets fought for naked survival
Americans fought for freedom

What did Germans fight for? Why did they accept nazi rule?

What I don't get is, why didn't he just wait until victory to start his large scale genocides against Slavs, Jews etc?

Doing this while you're still at war just seems completely retarded and makes you look like a cartoon villain. I