| Best Practices Guide: Successful energy efficiency technologies integration in SME hotels | Hotel Energy Solutions | 2011 | |
| Factors and initiatives affecting energy efficiency use in the hotel industry | Hotel Energy Solutions | 2011 | |
| Key energy efficiency solutions for SME hotels | Hotel Energy Solutions | 2011 | |
| Key energy efficiency technologies database for SME hotels | Hotel Energy Solutions | 2011 | |
| Good Practice Guide to Waste Management for Hotels in Hong Kong | The Hong Kong Polytechnic University | 2000 | |
| The Plastics Reduction Guide for Hotels | Travel Without Plastic | ||
| Buying Local | The Travel Foundation |