This report builds and expands off of previous research by collecting and evaluating data from 800 Illinois Home Performance (IHP) retrofits. This study investigates homeowner measure package choices in the Illinois Home Performance with ENERGY STAR® (IHP) program compared to cost-optimal choices determined through Building Energy Optimization (BEopt™) modeling software.

Illinois Home Performance provides co-branding opportunities for participating contractors, including co-branding on program marketing materials.

This video highlights Steve G. of River Forest, IL sharing his experience of how Energy Impact Illinois helped him improve the comfort and value of his 107 year-old home.

This presentation describes the Illinois Home Performance program and marketing strategy lessons learned.

This presentation provides the results of a 1,600-person survey of mid- to high-income households conducted by Energy Impact Illinois (EI2) to gauge attitudes toward home improvements and energy efficiency upgrades.

This document constitutes the final report for the 2009-2010 process evaluation of the Low Income Energy Efficiency (LIEE) program operated by the four investor-owned utilities (IOU) of California for the California Public Utilities Commission (CPUC). The IOUs include: Pacific Gas and Electric Company (PG&E), Southern California Edison (SCE), Southern California Gas (SCG), and San Diego Gas and Electric (SDG&E). Although the program is now referred to as Energy Savings Assistance Program (ESAP), this report will employ the nomenclature used for the 2009-2010 program cycle.

These award winning videos show the benefits of residential energy efficiency.

This presentation summarizes the market research that was performed by various Better Buildings Neighborhood Program partners.

This sample RFP from Chicago can be used as an example when developing a communications strategy.

This report presents the findings of Phase 2 of the California Public Utilities Commission Low Income Needs Assessment Study. The results of the needs assessment suggest that, over time, the programs have effectively targeted and provided services to low-income households that have the greatest need.