| 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 | |
| Front Runners Marketing Guidelines | ENERGIES 2050, Stéphane POUFFARY and Philippine WATERKEYN | 2015 | |
| Practical guide for pilot hotel owners | Sustainable Innovation AB, Nigel Claridge | 2016 | |
| Energy Efficiency tips for hotel staff | Nigel Claridge (Sustainable Innovation AB), Ignacio Guerrero (CREARA), Maria Frangou (ENV/TUC) | 2016 | |
| Sustainable tourism for development Guidebook | World Tourism Organization (UNWTO) | 2013 | |
| Keep It Real - Market and communicate your green credentials | Dr Xavier Font and Laura Higa, Leeds Beckett University | 2015 | |
| A guide to improving water efficiency | Resource Efficient Scotland | 2015 |