Leaders need to receive ongoing feedback form customers and suppliers. 

Key points 

• Teams have customers and suppliers 
• Customers receive your team's work product 
• Suppliers provide your team work product 
• Customers/suppliers can be internal or external 
• Customers/suppliers should be the focus of your common goals 
• Customer/supplier feedback is an important part of your leadership system 
• Customer/supplier feedback should be a role you identify on the team