An evaluation of the change in the structure or functioning of a market, or the behavior of participants in a market, that results from one or more program efforts. Typically, the resultant market or behavior change leads to an increase in the adoption of energy efficient products, services, or practices.

The strategic process of intervening in a market to create lasting change in market behavior by removing identified barriers or exploiting opportunities to accelerate the adoption of cost-effective energy efficiency as a matter of standard practice.

See "Energy Efficiency Measure."

See “Energy Modeling.”

An individual dwelling unit within a multifamily building (e.g. a building with 2 or more attached dwelling units contained within a common structure).