A joint-short term staff training event aimed at strengthening the cooperation among the professionals, educators, social workers and volunteers who compose the project team of Collaborative Economy without Barriers. It was managed as a concrete collaborative workshop for the exchange of practical tools, activities and useful tips among the participants about how to structure the project local activities and the project method more in general. So the participants cooperated in the actual planning of how to manage the following activities with adult learners with disability: how to structure learning sessions about communication; h ow to develop self-awareness; h ow to manage art production workshops; h ow to instruct the learners in writing a profile in collaborative economy platforms and how to manage it; how to prevent r isks about the use of online platforms; how to support the users to prevent dangers; h ow to organize the collaborative economy ev...