Did you know that the US Dept of Energy has a sub-site dedicated to sharing information about how to save money by saving energy? Some articles are oriented toward single-family housing, but many tips are applicable to multifamily as well. You can find the resource at: https://www.energy.gov/energysaver/energy-saver.
Kent works at RealPage and helps apartment firms reduce operating costs related to utilities. You can connect with Kent at LinkedIn.com/in/kentmcd or Twitter.com/AptsKent.