“Fit means that poor performance in one activity will degrade the. . .”

“Fit means that poor performance in one activity will degrade the performance in others, so that weaknesses are exposed and more prone to get attention.

Conversely, improvements in one activity will pay dividends in others. Companies with strong fit among their activities are rarely inviting targets. Their superiority in strategy and in execution only compounds their advantages and raises the hurdle for imitators.”