KEY POINTS

Running a small business is full of challenges. One wrong move may not only put your business at risk, it can destroy your entire livelihood. Perhaps the biggest peril of all, experts say, is that small businesses are far more vulnerable than their big, corporate counterparts to fraud.

"Large businesses have better controls in place, and if there's a fraud being perpetrated it comes to light much quicker than in a small business where those controls don't exist," Bruce Dubinsky, a managing partner and certified fraud examiner at Duff & Phelps, said in an interview with CNBC's "American Greed."