Tottenham could mirror Chelsea’s approach as they enter talks to strike a new deal worth £42.5m. Spurs and Chelsea have had contrasting financial approaches in recent years, especially since Todd Boehly‘s takeover of Chelsea. The North London club have been relatively restrained and focused more on long-term sustainability, while their rivals in the West of the capital have been far more erratic. But the two could be set to converge in their approach towards commercial revenue, which under Profit and Sustainability Rules is central to their ability to succeed in the transfer market. Spurs coul…