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.

This presentation describes JEA's program and lessons learned about designing custom messages for specific markets.

Presentation on the SustainableWorks non-profit general contractor model for supporting energy upgrades in Washington state and lessons learned for implementing a whole house approach.

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

An introduction to Austin Energy's workforce development program, which helps engage contractors in efforts to make homes more energy efficient.