Newcastle United are set to feel the benefit of two big new commercial deals. The Magpies have made raising commercial income one of their number-one priorities since the Saudi Public Investment Fund‘s takeover almost three years ago. Every pound they earn from sponsorship and merchandise sales is another pound they can spend on recruitment under the Premier League’s Profit and Sustainability Rules. But their income in this department is not entirely autonomous The Premier League themselves are the single biggest income stream for Newcastle, with TV money and cash from league-wide commercial d…