Tottenham Hotspur are likely to be busy in the summer transfer window as Ange Postecoglou looks to improve his squad. A season which initially promised so much for Spurs has fizzled out, and the Lilywhites are now just about hanging on to a Europa League spot. Nonetheless, Tottenham have shown improvement since last season. Their style of play is much better and they can certainly get results against top teams on their day. One squad area Spurs could look to strengthen is in attack, amid speculation linking Richarlison with a move away and also just for the sake of improving squad depth. Over …