This publication focuses on the importance of cluster internationalisation; it explains the idea behind the concept and its benefits towards the businesses as thanks to this they can improve their competitiveness and maximise their presence in global value chains. This handbook also uses the structure of the ten steps in the “Internationalisation Journey” diagram plus the linking themes, e.g. networks, funding etc. in order to further explain the process of internationalisation and its contributions. This handbook also contains recommendations from experts regarding the topic.