So far, he’s spent about what he might spend on a well planned birthday party.
Which means he’s got a billion or so to blow on trying to be President.
If he was really smart he’d just buy a network and run counter propaganda 24/7. It wouldn’t cost him that much and he’d probably make a fair amount.
But this is something more then that.
They hate it but he makes them so much money they can't stop covering him.