By Chad MacDonaldThe green, eco-friendly model has transformed from a movement on the margins to a true market force in the real estate industry. Sustainable building practices and LEED certification are becoming development industry standards. And residents are demanding environmentally sustainable buildings and operational practices in greater numbers than ever before. For multi-housing owners and managers, adopting green practices is an essential step to retaining residents, improving operating costs and ensuring the long-term financial stability of the property. This article will demystify the process of implementing a green cleaning program by offering useful tips on sustainable facility maintenance.  Why Clean…