The below guide for professionals has been created as part of the project LOOK WIDE: Developing a working method to support LGBTI victims of GBV by integrating gender and sexual diversity, funded by the European Union’s Rights, Equality and and Citizenship Programme. The project aimed to contribute to guaranteeing the rights of people with diverse sexual and gender identities affected by gender-based violence (GBV) through the integration of gender and sexual diversity perspectives in the work of specialized support services.