1. Carry out a mapping of vaccination services in all EU Member States to identify obstacles to vaccination of physical, practical and administrative nature;2. Assess, on the basis of a large-scale survey among EU citizens in all EU Member States and a survey among health professionals in EU Member States, to what extent these obstacles have a negative impact on vaccination coverage rates;3. Identify, on the basis of criteria developed by the Commission, best practices developed by EU Member States to overcome such obstacles;4. Organise onsite-visits to the EU Member States from which best practices have been identified, for the other EU Member States to learn about those;5. Pilot best practices in volunteering EU Member States; and6. Develop final recommendations for overcoming obstacles to vaccination of physical, practical and administrative nature.