I think it's the ridiculous profit he's looking to make that's preventing the sale going through and the incompetence of his ownership undermining different managers that is the problem.
Aside from all that, the cowardly way he ran for the hills when things turned bad and the weaselly-way he turned up to the promotion party that he did little-to-nothing to contribute towards.
Or, could be the failed attempts to sell us to criminals whilst telling us he has "the club's best interests at heart."
Bloke's a shithouse and it's time to go.