This report consists of a literature review and in-depth interviews with subject matter experts in the Home Performance with ENERGY STAR (HPwES) program area. The goal was to compare Delaware Sustainable Energy Utility (DESEU) HPwES Programs with peer-programs across the United States. The report also identifies key metrics and emerging trends regarding program design.

Delaware Sustainable Energy Utility (DESEU) completed a process evaluation to assess the overall effectiveness of program operations. Evaluation activities included reviewing program materials, assessing the program flow, conducting in-depth interviews with program staff and implementers, and conducting surveys with contractors and customers. This report summarizes the key findings and recommendations from these process evaluation activities.

This report presents the process evaluation results on the statewide Home Upgrade Program and includes findings on program operations, participant engagement, non-energy impacts, contractor characteristics, and contractor-customer interactions.

This presentation discusses how Energy Upgrade California streamlined its program through improvements in its HPXML and IT software.

This study examined consumer awareness and opinions concerning the New Jersey Clean Energy Program (NJCEP). Research areas included New Jersey homeowners' awareness of NJCEP, an assessment of attitudes towards energy efficiency, the main benefits associated with energy efficiency, key drivers associated with purchasing energy efficient products, the best methods for increasing consumers awareness of NJCEP, and obstacles to implementing energy efficiency measures in the home.

This evaluation and research plan sets out a proposed process for establishing and executing a detailed evaluation and research plan for New Jersey's Clean Energy Program.

This memo provides a review of the New Jersey Comfort Partners Energy Saving Protocols, recommends changes to the calculations and additional calculation protocols for measures not included, and calculates engineering estimates for those proposed energy savings formulas.

Quick summaries of strategies various programs have used to improve the efficiency of delivering efficiency.

A list of tips from Connecticut's Neighbor to Neighbor Energy Challenge for working with utilities to access energy usage data.

This presentation shares how the Neighbor to Neighbor Energy Challenge collected and evaluated data and used the results to improve its program.

This presentation outlines the steps Connecticut's Neighbor to Neighbor Energy Challenge program took to obtain and sort useful feedback from surveys and volunteer observations.

This presentation describes California property owners' specific interest, awareness, and perceptions regarding energy use, energy efficiency, home energy upgrades, and related topics.

This report describes California property owners' specific interest, awareness, and perceptions regarding energy use, energy efficiency, home energy upgrades, and related topics. The study results were used for program design and to design and support marketing and outreach campaigns that encouraged energy upgrades