Standards for measuring NYC apartments would be a boon to the industry. It’s a subject I’ve broached before, and one that merits re-consideration. Without uniform guidelines, the challenge of computing accurate square footage in order to compare properties persists for agents and consumers alike. While price per square foot is only one of many factors that contribute to a property’s value, square footage has become the common denominator, if not the virtual currency in which real estate properties trade. And yet, because standards are not in place, calculating square footage remains inexact.