Nowadays sustainability is no longer a niche position. It is not only important for "Tree huggers" or activists but is becoming a normal issue to mainstream customers as well. Worldwide-known hotel public companies such as Rezidor, Accor, Marriot, Hilton, not to mention Scandic, have set ambitious targets to reduce environmental impact. These hotel groups strive to accomplish their key performance indicators such as reducing energy and CO2 emissions, reducing water consumption or waste going to landfill. Within a philosophy of Total Quality Management (TQM), sustainability implies continuous improvement in environmental and social actions. Thus, objectives such as zero carbon emissions or zero waste going to landfill, or increasing volunteering hours in community actions, are important targets that align people in these organizations.