Since 2009 New York City has required commercial buildings larger than 50,000 ft2 to be retro-commissioned…
ongoing commissioning

Building analytics then and now.
recently purchased a virtual reality (VR) headset and used it to visit places around the world in Google Earth. I flew over petabytes of data towards South America and began searching for Huanchay, a small district 8,500 feet high in the mountains of Huaraz, Peru.