Our accreditation addressed five needs jointly identified with partners and communities (N1–N5): social inclusion and digitalisation, youth unemployment and skills mismatch, discrimination and human-rights violations, and urgent environmental challenges. Through Erasmus+ KA151, we aimed to strengthen youth-worker competences, expand equitable access to quality youth work, and anchor results in a durable transnational learning ecosystem. Objectives O1 – Social inclusion & digital youth work (N1–N2) Enable youth workers to plan, design and evaluate inclusive, high-quality digital youth work; reduce the digital divide; and transfer ICT skills to disadvantaged youth for learning and employability. O2 – Employability & entrepreneurship (N3) Tackle youth unemployment and skills gaps by fostering entrepreneurial learning, personalised upskilling, and active citizenship in youth programmes. O3 – Human rights & non-discrimination (N4) Build capacity for human-rights education (HRE) in youth work to promote resilience, equality, and tolerance, particularly among groups facing discrimination. O4 – Environment & sustainability (N5) Equip youth workers to foster pro-environmental behaviour by integrating environmental literacy, sustainability and circular-economy approaches. How objectives map to activities (A4–A21). •O1 was addressed by digital‑inclusion and digital youth‑work strands (A4, A9, A12, A15, A16, A17). •O2 by entrepreneurship, employability and community‑enterprise strands (A5, A8, A19). •O3 by equality, wellbeing and rights strands (A6, A7, A20) and dialogue/peace strands (A11, A13, A14, A18). •O4 by environmental education and circular‑economy strands (A10, A21). Numbering began at A4 with the National Agency’s approval due to a Beneficiary Module issue. Implementation We implemented 18 short, practice‑oriented courses (A4–A21) in 2024–2025 across EU/associated countries and selected partner countries, totalling 462 mobilities (25 participants and 37 trainers/experts) . Each course followed a common quality framework: 6–7 working days + 2 travel days; clear learning outcomes; non‑formal education (workshops, simulations, field visits, project studios); daily reflection and mid‑course feedback; and Youthpass from goal‑setting to final validation. Inclusion and safeguarding were embedded (accessibility measures, trauma‑aware facilitation, GDPR‑compliant practices and codes of conduct). Learning design and outputs. Mornings delivered concise inputs (frameworks, tools, policies). Afternoons focused on labs and co‑creation leading to tangible outputs, e.g. inclusion toolkits and SEND accessibility checklists (A12), anti‑bullying and digital‑safety campaigns (A9, A15), digital‑advocacy actions (A16), coding prototypes for social impact (A17), community‑based peace/ dialogue plans (A11, A13, A14, A18), green micro‑ventures and circular‑economy prototypes (A5, A21) and environmental‑education action plans (A10). Every team produced a transfer plan for application at home within 3–6 months. Dissemination and learning infrastructure. To guarantee transparency and long‑term access, each mobility generated: a Campus page (description, partners, outputs), a Moodle course (materials, quizzes, completion certificate), (e.g. https://campus.copernicusberlin.org/event/QI7HAP ) an educational video, a national follow‑up workshop and participant interviews/social posts. This systematized evidence, recognition and reuse across the network. Quality assurance & management. Activities followed a seven‑stage cycle: (1) learning agreement & declarations; (2) reimbursement/visibility guidance; (3) safety deposit; (4) travel‑proposal validation; (5) ticket upload with a two‑person check; (6) dissemination uploads; (7) financial closure (bank details) and reporting. Beginning with A21 (Copenhagen), we formalised a two-checker (“four-eyes”) control marking each verified travel record as GREEN in our tracker. During project closure the same second-level desk check was retrospectively applied to A4–A20 files, ensuring consistent assurance across the whole accreditation. Monitoring combined attendance logs, daily reflections, and end‑of‑course evaluations; trainers adapted delivery via mid‑course workshops. Green and digital practices (low‑impact logistics, open resources, privacy‑by‑design) were standard. Results. Participants reported measurable gains in all four objectives: they now design inclusive digital youth work, guide employability and entrepreneurial pathways, mainstream HRE and anti‑discrimination, and lead environmental and circular‑economy initiatives. Organisations integrated new modules (coding clubs, SEND‑friendly programmes, peace dialogues, repair cafés and circular labs) and formed cross‑border partnerships for further Erasmus+ cooperation. The Campus/Moodle (links for each mobility are in dissemination section ) ecosystem preserves outputs for replication, ensuring sustained impact beyond the mobility period.