Conditions of participation: Signups are incorporated in order of their arrival. You will receive a sign up confirmation. The registration fee is due, 10 days after the invoice date. If a participant is unable to attend the event, a replacement can be sent. The registration can be cancelled free of charge up to 14 days prior to the event. The registration fee has to be payed in full after this time. You may cancel in written form or by calling us. The DDI-Group reserves the right to change the time and place of the event or to utilize a replacement speaker. The DDI-Group may cancel an event for critical reasons, in which case the payed fees have to be refunden in full. Further claims do not exist.