1. A method of managing energy usage in a building, comprising the steps of: collecting data on energy consumption in the building on a generally continuous basis for at least a given time period; and transmitting information relating to the energy consumption to be displayed to a user on one or more devices, said information comprising (a) the data collected on energy consumption to be displayed in real-time on the one or more devices, (b) a comparison of the data collected on energy consumption in the building to energy consumption data of a cohort or group of cohorts, (c) recommendations for reducing energy consumption in the building based on the data collected on energy consumption, and (d) progress report data comparing the data collected on energy consumption to a desired consumption level.