Boylesports has paid an estimated â?¬18 million for 33 William Hill betting retailers within the north, making the corporate Eireâ??s greatest retail bookie. The John Boyle-owned chain purchased all rival William Hillâ??s retailers in Northern Eire. The Sunday Instances estimated that Boylesports paid â?¬12 million to â?¬18 million for the enterprise. Boylesports, based in Co …