Sam writes articles for industry publications. Here's a partial list.

The Seven Deadly Sins of Retailing, National Floor Trends, April, 2006
Visionaries Win, National Floor Trends, September, 2006
Manage Your Customer Perceptions, National Floor Trends, September, 2006
Ask, and You Shall Receive, National Floor Trends, September, 2007
Theft-Proof Your Business, National Floor Trends, October, 2007