Whatever you may think about the now infamous backrub that President Bush gave to German Chancellor Angela Merkel, it has some people talking about how much physical contact is appropriate in the workplace. Forbes.com has a recent article that defines three acceptable touch zones: upper back, forearm, and wrist. But even these are not free from controversy. Some think they're too lenient, others too strict.

So what's a business owner to do? One answer: get sexual harassment training for your employees. It's good, cost-effective insurance against harassment lawsuits. And it will help to define appropriate standards of conduct in your business and contribute to a more harmonious workplace.