Energy Performance Certificates give a property an efficiency rating from 'A' for good to 'G' for poor.

BBC: Slough landlords checked for energy ratings certificates

All intellectual property violates the efficiency rule that price should equal marginal cost of reproduction, which for knowledge is nearly zero.

ECONOMIST: Non-central Europe

Lawson said the pre-arranged financing and a focus on customer service (Ygrene opened a physical storefront at 2600 Capitol Avenue to offer one-stop service for property owners and contractors) are intended to speed completion of energy efficiency, renewable energy, and water efficiency projects undertaken by qualifying property owners.

FORBES: Sacramento Launches $100-Million Energy Retrofit Fund