This document discusses financing options for energy efficiency upgrades. It provides details on several successful existing programs, including Keystone HELP which offers unsecured personal loans for energy upgrades at rates from 4.99-6.99%. It also describes the Manitoba Hydro Power Smart program, one of the most successful on-bill loan programs with over $200 million lent through 50,000 loans at a subsidized 4.9% rate. The document advocates for making financing programs simple and expanding successful existing models.