In this Harris Interactive study you will first find a picture of housing situation in Europe: what importance do Europeans give to their home? Are they willing to optimize its energy efficiency? Which renovation work are they prioritizing? All these questions will help us understand where europeans stand on this topic. In a second part, we will discover what are the deal breaker for starting these renovation works and what are the main motivation? Finally, you can learn 10 strong levers to take action.