Tottenham are planning to make more signings this summer as they prepare to back Ange Postecoglou in the market again. Daniel Levy and the board have been impressed with Postecoglou’s impact at the club. They backed him in January with new signings, as the likes of Timo Werner, Radu Dragusin and Lucas Bergvall were all signed. As it stands, Tottenham are in the mix to reach the top four and with an extra Champions League place potentially available, European football is a big possibility for Spurs. Of course, to compete with the best teams in Europe, the squad needs to be ready. And at the mom…