While it was a good season for the Red Devils, they still managed to finish an incredible 19 points behind behind their Manchester rivals, who broke all sorts of records to clinch their fifth league title. "He has won it all at Real Madrid and won't be fazed by the Premier League", wrote Redknapp in his column for the Daily Mail.
Current boss Rui Vitoria could be likely sacked as the season ends and the club is said to be appointing Faria, whom they believe is the right man after gaining all the experience under Mourinho.
Addressing the fans, Carrick added: "I'd like to say a massive thank you to everyone for their support over the years, it's been unbelievable".
Michael Carrick's retirement means United need at least one midfielder this summer and Mourinho's admitted he will sign a second if Marouane Fellaini opts against signing a new deal.
Neville went on to assess how United can close the gap on City next season, with Neville suggesting big changes are on the horizon as Mourinho looks to shake up his first team squad.
"I am going to improve my staffing in the performance level in relation to the fitness and the relation with the tactical work". It's not just game to game but half to half.
"He has mentioned mentality a lot in the last few weeks and I am convinced it's because of those peaks and troughs coming so unexpectedly".
United want £10million to let the 22-year-old go and Mourinho could use the funds to top up his £150m summer budget. Everybody who is involved at Manchester United will know the pressures that come their way.
Carrick, after 464 appearances spread over 12 years for the Manchester giants, will be hanging up his boots at the end of the season.
Michael Carrick brought the curtain down on his playing career as he rolled back the years with an excellent display in Manchester United's 1-0 triumph over Watford. They have lost against all three promoted teams, that's nine points.