Sir Alex Ferguson advised Jurgen Klopp that "strong management is crucial" when Philippe Coutinho handed in a transfer request in 2018.
Liverpool had publicly announced that Coutinho would not be leaving when Barcelona made three sizable bids for the midfielder two years ago.
But the Brazil international wasn't taking no for an answer and responded by handing in a transfer request via email to push through a £142million move in January.
Legendary Manchester United boss Ferguson experienced everything during his 39-year career in management, and was asked for his thoughts on the saga while at an UEFA Elite Coaches Forum in Nyon, Switzerland back in 2018.
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