https://www.reuters.com/article/us-usa-property-data/proptech-firms-angle-for-riches-in-u-s-real-estate-market-idUSKCN1J12KX

New technology such as machine learning algorithms coupled with improved heating and cooling units that can be controlled by software helped cut electricity consumption at Rudin Management, a large New York landlord, by 41 percent since 2005.