The multifamily sector can be hard to reach when it comes to energy efficiency programs. Besides being diverse and complex, the sector presents a unique set of challenges to efficiency investments. The result is that multifamily customers are often underserved by energy efficiency programs. Drawing on data requests and interviews with program administrators, this report summarizes the challenges to program participation and identifies best practices that programs can use to reach and retain large numbers of multifamily participants.

This report provides an overview of considerations for designing and implementing successful energy efficiency financing programs for existing buildings in the residential and commercial sectors. Information on key issues related to energy efficiency financing programs, guidance to existing resources that provide more in-depth financing program design and implementation information, and strategies for delivering broad customer access to attractive financing products that enhance customer capacity and willingness to invest in energy efficiency to address "first cost" barriers are included.

This paper first details industry best practices for contest administration, including tips for developing an overall contest plan and timeline, product sponsor recruitment, building a dynamic informational website, maximizing customer participation, selecting the winning home, seamless installation management, capturing and documenting project results, conducting a high profile media open house and facilitating customer workshops that educate homeowners and strengthen trade ally relationships. This paper then presents results and key lessons learned from more than 20 contests supported with funds from local community sustainability programs, utility energy efficiency programs, and U.S. Recovery and Reinvestment Act funds between 2008 and 2012.

This report explores the approaches and research needs identified in the Building Retrofit Industry and Market (BRIM) Initiative through in-depth discussion with residential energy upgrade experts including a discussion of Marketing & Outreach and the program/contractor interface.

Reviews and summarize energy efficiency financing models and strategies. Models are analyzed according to funding sources, program structures, limits to scale, repayment vehicles, and project risks. Strategies consider applicable building sectors, models, levels of establishment, growth potential, advantages, and disadvantages.

This U.S. Environmental Protection Agency resource is intended to help state and local governments design finance programs for their jurisdiction. It describes financing program options, key components of these programs, and factors to consider as they make decisions about getting started or updating their programs.

This report describes different approaches to energy efficiency finance taken by utilities.

This report presents results, recommendations, and case studies of energy efficiency financing programs.

This paper, which is based on detailed case studies of nine existing state and local programs, presents recommendations for energy upgrade programs to facilitate industry growth and support contractor business models.