Talk about bad timing: In 2007, Lee and Mark Insley bought a small but established portable sanitation business in Warner Robins, Ga., just as a huge economic downturn was looming on the horizon. Of course there have been challenges along the way, but the business — which they renamed A-OK Portables LLC — is doing fine.Lee Insley, the company's majority owner, credits two things for the company's unlikely success amid economic duress. The first is a con-ventional business strategy, based on providing great customer service and assembling and retaining a core group of top-notch employees. The second, however, centers on
