Preferred Hotel Reservations is the official housing agent for this event. They negotiated special rates and conditions at the hotels for ECBB participants.
You can click on your preferred hotel from the list to book your hotel. You do not have to login, you will receive login details after you made your reservation.
You will need these login details in case you need to change or cancel your booking.
Please find here the link to the hotel reservation system.
Explore Groningen via this link