New Red Sox manager John Farrell has his work cut out for him as he tries to pick up the pieces from last year’s horrendous showing under Bobby Valentine. He’s been tasked with patching up the leaking holes that led to the Red Sox’ worst season in nearly 50 years—and then some.

If he can take anything away from his predecessor, it’s a long list of don’ts.

When thinking about all of the things Farrell should approach differently this year than Valentine, the short answer is everything. But here are five crucial lessons to be learned for a guaranteed turnaround in 2013.

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