Without a doubt, Sir Alex Ferguson is the most successful manager in recent footballing history. In a 24 year reign at the helm of United, Ferguson has acquired 11 Premier League crowns, 2 European Cups, and numerous League and FA Cups.
However, his success hasn't just come about through his managerial prowess, but also through his activity in the transfer windows. In the following slides I have listed some of the greatest signings that Sir Alex has ever made as United manager
Fergie is the master of getting players cheap and making them phenomenons.