They say you have to speculate to accumulate, but things don't always work out that smoothly.
According to the European Football Index, however, Leeds United are doing pretty well.
After spending over £80 million on players, Marcelo Bielsa has increased the value of his Whites squad significantly during his time in charge.
Click and scroll through to see the full set of figures, and how he compares to his Premier League rivals:
19. Pep Guardiola - Manchester City
Starting Squad Value: £593,279,370 Current Squad Value: £944,460,000 Players Signed: £832,420,000 Players Sold: £283,470,000 Effective Profit: -£197,769,370 (Photo by Milos Bicanski/Getty Images) Photo: Milos Bicanski
20. Jose Mourinho - Tottenham Hotspur
Starting Squad Value: £807,750,000 Current Squad Value: £680,450,000 Players Signed: £130,500,000 Players Sold: £28,970,000 Effective Profit: -£228,970,000 (Photo Neil Hall - by Pool/Getty Images) Photo: Pool