What exactly is contrarian betting? How do sharps exploit it? Grandmaster Sports Handicapper Joe Duffy, CEO of OffshoreInsiders.com reveals why this handicapping tool is making a comeback and how to exploit it. Why is it making such a comeback? Sports betting secrets of the pros are revealed here. Oh most people who use such sharp versus square info think it’s based purely in blinding fading the public consensus. Wrong. The sports gambling expert explains why.