Steve Menary looks at the land buying strategy and land supply of the major housebuilders as the market settles after the recent surgeAs the industry hurtles forward, expanding apace, the question arises: what is the optimum size? At the top end, Taylor Wimpey sees annual completions topping out at around 14,000 a year. Amongst the more mid-sized housebuilders, Bovis anticipates …