We are fine both historically and presently. The PSR rules have two caps of player cost: revenue ratios of around 85% and additional 30%. Clubs can spend 85% of total football related revenue on squad costs (player and manager wages, transfer ammortisation, agent fees). Above this, they pay luxury tax. Once they hit 115% (85+30%), then they can start facing sporting sanctions.
Given our rapid revenue growth to be England's top earning club, we will be well clear of regulations. We can spend happily