As a seasoned business traveler, you know how to manage your company’s capital. But what about managing your nation’s capital? The newly launched www.whotzhot.com offers insider tips on dining, hotels, and entertainment in Washington, D.C., in addition to Baltimore, Denver, San Francisco, London, Atlanta, Dallas, Los Angeles, and Cape Town, South Africa. By the end of the year, whotzhot will tell you what’s hot in dozens of other cities around the world. —