Businesses are actively and successfully adding renewable energy to their own facilities and increasingly entering into contracts to buy or invest in offsite renewable energy. Even though cost-effective project opportunities currently exist, with billions of kilowatt hours still needed to meet their renewable energy goals, businesses face a variety of challenges accessing cost-effective projects on favorable terms. The Buyers’ Principles frame the challenges and the needs of large renewable energy buyers. The principles are intended to help facilitate progress on these challenges and to add the corporate buyer perspective to discussions underway across US on the future of our energy and electricity system.