Tammy Bliss recently left a career with Fortune 500 companies to become an entrepreneur. These two worlds share many challenges, including finding and keeping talented employees, she says. Bliss also discusses her new company, ConversionR, which promotes reuse of cardboard cartons.

Movement across borders is as simple as getting in a car or on a plane. It's a seamless, simple experience to which most people devote little thought. For both merchants and consumers, however, the path to online and offline purchasing across borders is still a bumpy one.