Want to start your own business together? These two left New York and Los Angeles behind, moved to the country, built a miniature empire, picked up national business, raised a family, and have avoided many of the stumbling blocks faced by a married couple in business together. Here in part two of our first CoupleCo convo, hard-charging A-types Robin and Jim Whitney of Whitney Advertising tell their story—including what it's like running an all-consuming business while raising two kids...