Unless expressly stipulated otherwise in writing, the agreements are closed for a period of 12 months. This term will be tacitly renewed, unless it is canceled by one of the parties via registered, at least 3 months before the due date. Users have the possibility to try the iReachm services during a free trial. At the end of this period, the user can opt not to continue the collaboration. He/she is responsible for stopping the call forwarding to iReachm.