ALBAWABA - Abbas Sajwani, a 26-year-old billionaire, son of Hussein Sajwani dubbed 'Donald of Dubai', is buying the luxurious Holme estate in London for $250 million. The father and son duo are big-time real estate developers in their hometown of Dubai and abroad, having recently bought Dubai's Shangri-La five-star hotel for $300m through their real estate development firm AHS Properties. Abbas’s dad, Hussein, is known as the ‘Donald of Dubai’ ...